View difference between Paste ID: n4jCWzMi and B54W9Kpc

 <?php /*
-  Plugin Name:  Related Posts Thumbnails
+  Plugin Name:  Related Posts Thumbnails B (copy)
   Plugin URI:   http://wordpress.shaldybina.com/plugins/related-posts-thumbnails/
   Description:  Showing related posts thumbnails under the post.
   Version:      1.3.1
   Author:       Maria Shaldybina
   Author URI:   http://shaldybina.com/
 */
 /*  Copyright 2010  Maria I Shaldybina
 
 	This program is free software; you can redistribute it and/or modify
 	it under the terms of the GNU General Public License as published by
 	the Free Software Foundation; either version 2 of the License, or
 	(at your option) any later version.
 
 	This program is distributed in the hope that it will be useful,
 	but WITHOUT ANY WARRANTY; without even the implied warranty of
 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 	GNU General Public License for more details.
 */
-class RelatedPostsThumbnails {
+class RelatedPostsThumbnailsB {
 	/* Default values. PHP 4 compatible */
 	var $single_only = '1';
 	var $auto = '1';
 	var $top_text = '<h3>Related posts:</h3>';
 	var $number = 3;
 	var $relation = 'categories';
 	var $poststhname = 'thumbnail';
 	var $background = '#FFFFFF';
 	var $hoverbackground = '#EEEEEF';
 	var $border_color = '#DDDDDD';
 	var $font_color = '#333333';
 	var $font_family = 'Arial';
 	var $font_size = '12';
 	var $text_length = '100';
 	var $excerpt_length = '0';
 	var $custom_field = '';
 	var $custom_height = '100';
 	var $custom_width = '100';
 	var $text_block_height = '75';
 	var $thsource = 'post-thumbnails';
 	var $categories_all = '1';
 	var $devmode = '0';
 	var $output_style = 'div';
 	var $post_types = array('post');
 	var $custom_taxonomies = array();
 
-	function RelatedPostsThumbnails() { // initialization
+	function RelatedPostsThumbnailsB() { // initialization
 		load_plugin_textdomain( 'related-posts-thumbnails', false, basename( dirname( __FILE__ ) ) . '/locale' );
 		$this->default_image = WP_PLUGIN_URL . '/related-posts-thumbnails/img/default.png';
 		if ( get_option( 'relpoststhb_auto', $this->auto ) )
 			add_filter( 'the_content', array( $this, 'auto_show' ) );
 		add_action( 'admin_menu',  array( $this, 'admin_menu' ) );
 		add_shortcode( 'related-posts-thumbnails' , array( $this, 'get_html' ) );
 		$this->wp_version = get_bloginfo('version');
 	}
 
 	function auto_show( $content ) { // Automatically displaying related posts under post body
 		return $content . $this->get_html( true );
 	}
 
 	function get_html( $show_top = false ) { // Getting related posts HTML
 		if ( $this->is_relpoststhb_show() )
 			return $this->get_thumbnails( $show_top );
 		return '';
 	}
 
 	function get_thumbnails( $show_top = false ) { // Retrieve Related Posts HTML for output
 		$output = '';
 		$debug = 'Developer mode initialisation; Version: 1.2.9;';
 		$time = microtime(true);
 		$posts_number = get_option( 'relpoststhb_number', $this->number );
 		if ( $posts_number <= 0 ) // return nothing if this parameter was set to <= 0
 			return $this->finish_process( $output, $debug . 'Posts number is 0;', $time );
 		$id = get_the_ID();
 		$relation = get_option( 'relpoststhb_relation', $this->relation );
 		$poststhname = get_option( 'relpoststhb_poststhname', $this->poststhname );
 		$text_length = get_option( 'relpoststhb_textlength', $this->text_length );
 		$excerpt_length = get_option( 'relpoststhb_excerptlength', $this->excerpt_length );
 		$thsource = get_option( 'relpoststhb_thsource', $this->thsource );
 		$categories_show_all = get_option( 'relpoststhb_show_categoriesall', get_option( 'relpoststhb_categoriesall', $this->categories_all ) );
 		$onlywiththumbs = ( current_theme_supports( 'post-thumbnails' ) && $thsource == 'post-thumbnails' ) ? get_option( 'relpoststhb_onlywiththumbs', false) : false;
 		$post_type = get_post_type();
 
 		global $wpdb;
 
 		/* Get taxonomy terms */
 		$debug .= "Relation: $relation; All categories: $categories_show_all;";
 		$use_filter = ( $categories_show_all != '1' || $relation != 'no' );
 
 		if ( $use_filter ) {
 			$query_objects = "SELECT distinct object_id FROM $wpdb->term_relationships WHERE 1=1 ";
 
 			if ( $relation != 'no' ) { /* Get object terms */
 				if ( $relation == 'categories' )
 					$taxonomy = array( 'category' );
 				elseif ( $relation == 'tags' )
 					$taxonomy = array( 'post_tag' );
 				elseif ( $relation == 'custom') {
 					$taxonomy = get_option( 'relpoststhb_custom_taxonomies', $this->custom_taxonomies );
 				}
 				else {
 					$taxonomy = array( 'category', 'post_tag' );
 				}
 				$object_terms = wp_get_object_terms( $id, $taxonomy, array( 'fields' => 'ids' ) );
 				if ( empty( $object_terms ) || !is_array( $object_terms ) ) // no terms to get taxonomy
 					return $this->finish_process( $output, $debug . 'No taxonomy terms to get posts;', $time );
 
 				$query = "SELECT term_taxonomy_id FROM $wpdb->term_taxonomy WHERE term_id in ('". implode( "', '", $object_terms ) . "')";
 				$object_taxonomy = $wpdb->get_results( $query );
 				$object_taxonomy_a = array();
 				if ( count( $object_taxonomy ) > 0 ) {
 					foreach ( $object_taxonomy as $item )
 						$object_taxonomy_a[] = $item->term_taxonomy_id;
 				}
 				$query_objects .= " AND term_taxonomy_id IN ('". implode( "', '", $object_taxonomy_a ) . "') ";
 			}
 
 			if ( $categories_show_all != '1' ) { /* Get filter terms */
 				$select_terms = get_option( 'relpoststhb_show_categories',
 											get_option( 'relpoststhb_categories' ) );
 				if ( empty( $select_terms ) || !is_array( $select_terms ) ) // if no categories were specified intentionally return nothing
 					return $this->finish_process( $output, $debug . 'No categories were selected;', $time );
 
 				$query = "SELECT term_taxonomy_id FROM $wpdb->term_taxonomy WHERE term_id in ('". implode( "', '", $select_terms ) . "')";
 				$taxonomy = $wpdb->get_results( $query );
 				$filter_taxonomy_a = array();
 				if ( count( $taxonomy ) > 0 ) {
 					foreach ($taxonomy as $item)
 						$filter_taxonomy_a[] = $item->term_taxonomy_id;
 				}
 				if ($relation != 'no') {
 					$query_objects .= " AND object_id IN (SELECT distinct object_id FROM $wpdb->term_relationships WHERE term_taxonomy_id IN ('". implode( "', '", $filter_taxonomy_a ) . "') )";
 				}
 				else {
 					$query_objects .= " AND term_taxonomy_id IN ('". implode( "', '", $filter_taxonomy_a ) . "')";
 				}
 			}
 
 			$relationships = $wpdb->get_results( $query_objects );
 			$related_objects = array();
 			if ( count( $relationships ) > 0 ) {
 				foreach ($relationships as $item)
 					$related_objects[] = $item->object_id;
 			}
 		}
 
 		$query = "SELECT distinct ID FROM $wpdb->posts ";
 		$where = " WHERE post_type = '" . $post_type . "' AND post_status = 'publish' AND ID<>" . $id; // not the current post
 		$startdate = get_option( 'relpoststhb_startdate' );
 		if ( !empty( $startdate ) && preg_match( '/^\d\d\d\d-\d\d-\d\d$/', $startdate ) ) { // If startdate was set
 			$debug .= "Startdate: $startdate;";
 			$where .= " AND post_date >= '" . $startdate . "'";
 		}
 		if ( $use_filter ) {
 			$where .= " AND ID IN ('". implode( "', '", $related_objects ) . "')";
 		}
 		$join = "";
 		if ( $onlywiththumbs ) {
 			$debug .= "Only with thumbnails;";
 			$join = " INNER JOIN $wpdb->postmeta ON ($wpdb->posts.ID = $wpdb->postmeta.post_id)";
 			$where .= " AND $wpdb->postmeta.meta_key = '_thumbnail_id'";
 		}
 
 		$order = " ORDER BY rand() LIMIT " . $posts_number;
 		$random_posts = $wpdb->get_results( $query . $join . $where . $order );
 
 		/* Get posts by their IDs */
 		if ( !is_array( $random_posts ) || count( $random_posts ) < 1 ) {
 			return $this->finish_process( $output, $debug . 'No posts matching relationships criteria;', $time );
 		}
 
 		$posts_in = array();
 		foreach ($random_posts as $random_post)
 			$posts_in[] = $random_post->ID;
 		$query = "SELECT ID, post_content, post_excerpt, post_title FROM $wpdb->posts WHERE ID IN ('". implode( "', '", $posts_in ) . "')";
 		$posts = $wpdb->get_results( $query );
 		if ( ! ( is_array( $posts ) && count( $posts ) > 0 ) ) { // no posts
 			$debug .= 'No posts found;';
 			return $this->finish_process( $output, $debug, $time );
 		}
 		else
 			$debug .= 'Found ' . count( $posts ) . ' posts;';
 
 		/* Calculating sizes */
 		if ( $thsource == 'custom-field' ) {
 			$debug .= 'Custom sizes;';
 			$width = get_option( 'relpoststhb_customwidth', $this->custom_width );
 			$height = get_option( 'relpoststhb_customheight', $this->custom_height );
 		}
 		else { // post-thumbnails source
 			if ( $poststhname == 'thumbnail' || $poststhname == 'medium' || $poststhname == 'large' ) { // get thumbnail size for basic sizes
 				$debug .= 'Basic sizes;';
 				$width = get_option( "{$poststhname}_size_w" );
 				$height = get_option( "{$poststhname}_size_h" );
 			}
 			elseif ( current_theme_supports( 'post-thumbnails' ) ) { // get sizes for theme supported thumbnails
 				global $_wp_additional_image_sizes;
 				if ( isset( $_wp_additional_image_sizes[ $poststhname ] ) ) {
 					$debug .= 'Additional sizes;';
 					$width = $_wp_additional_image_sizes[ $poststhname ][ 'width' ];
 					$height = $_wp_additional_image_sizes[ $poststhname ][ 'height' ];
 				}
 				else
 					$debug .= 'No additional sizes;';
 			}
 		}
 		// displaying square if one size is not cropping
 		if ( $height == 9999 )
 			$height = $width;
 		if ( $width == 9999 )
 			$width = $height;
 		// theme is not supporting but settings were not changed
 		if ( empty( $width ) ) {
 			$debug .= 'Using default width;';
 			$width = get_option( "thumbnail_size_w" );
 		}
 		if ( empty( $height ) ) {
 			$debug .= 'Using default height;';
 			$height = get_option( "thumbnail_size_h" );
 		}
 		$debug .= 'Got sizes '.$width.'x'.$height.';';
 		// rendering related posts HTML
 		if ( $show_top )
 			$output .= stripslashes( get_option( 'relpoststhb_top_text', $this->top_text ) );
 		$relpoststhb_output_style = get_option( 'relpoststhb_output_style', $this->output_style );
 		$relpoststhb_cleanhtml = get_option( 'relpoststhb_cleanhtml', 0 );
 		$text_height = get_option( 'relpoststhb_textblockheight', $this->text_block_height );
 		if ($relpoststhb_output_style == 'list') {
 			$output .= '<ul id="related_posts_thumbnails"';
 			if (!$relpoststhb_cleanhtml)
 				$output .= ' style="list-style-type:none; list-style-position: inside; padding: 0; margin:0"';
 			$output .= '>';
 		}
 		else
 			$output .= '<div style="clear: both"></div><div style="border: 0pt none ; margin: 0pt; padding: 0pt;">';
 		foreach( $posts as $post ) {
 			$image = '';
 			$url = '';
 			if ( $thsource == 'custom-field' ) {
 				$debug .= 'Using custom field;';
 				$url = $basic_url = get_post_meta( $post->ID, get_option( 'relpoststhb_customfield', $this->custom_field ), true );
 				if (strpos($url, '/wp-content') !== false)
 					$url = substr($url, strpos($url, '/wp-content'));
 				$theme_resize_url = get_option( 'relpoststhb_theme_resize_url', '' );
 				if ( !empty( $theme_resize_url ) )
 					$url = $theme_resize_url . '?src=' . $url . '&w=' . $width . '&h=' . $height . '&zc=1&q=90';
 			}
 			else {
 				$from_post_body = true;
 				if ( current_theme_supports( 'post-thumbnails' ) ) { // using built in Wordpress feature
 					$post_thumbnail_id = get_post_thumbnail_id( $post->ID );
 					$debug .= 'Post-thumbnails enabled in theme;';
 					if ( !( empty( $post_thumbnail_id ) || $post_thumbnail_id === false ) ) { // post has thumbnail
 						$debug .= 'Post has thumbnail '.$post_thumbnail_id.';';
 						$debug .= 'Postthname: '.$poststhname.';';
 						$image = wp_get_attachment_image_src( $post_thumbnail_id, $poststhname );
 						$url = $image[0];
 						$from_post_body = false;
 					}
 					else
 						$debug .= 'Post has no thumbnail;';
 				}
 				if ( $from_post_body ) { // Theme does not support post-thumbnails, or post does not have assigned thumbnail
 					$debug .= 'Getting image from post body;';
 					$wud = wp_upload_dir();
 					preg_match_all( '|<img.*?src=[\'"](' . $wud['baseurl'] . '.*?)[\'"].*?>|i', $post->post_content, $matches ); // searching for the first uploaded image in text
 					if ( isset( $matches ) ) $image = $matches[1][0];
 					else
 						$debug .= 'No image was found;';
 					if ( strlen( trim( $image ) ) > 0 ) {
 						$image_sizes = @getimagesize( $image );
 						if ( $image_sizes === false )
 							$debug .= 'Unable to determine parsed image size';
 						if ( $image_sizes !== false && isset( $image_sizes[0] ) && $image_sizes[0] == $width ) { // if this image is the same size as we need
 							$debug .= 'Image used is the required size;';
 							$url = $image;
 						}
 						else { // if not, search for resized thumbnail according to Wordpress thumbnails naming function
 							$debug .= 'Changing image according to Wordpress standards;';
 							$url = preg_replace( '/(-[0-9]+x[0-9]+)?(\.[^\.]*)$/', '-' . $width . 'x' . $height . '$2', $image );
 						}
 					}
 					else
 						$debug .= 'Found wrong formatted image: '.$image.';';
 				}
 				$basic_url = $url;
 			}
 
 			if ( strpos( $url, '/' ) === 0 ) {
 				$debug .= 'Relative url: ' . $url . ';';
 				$url = $basic_url = get_bloginfo( 'url' ) . $url;
 			}
 
 			$debug .= 'Image URL: '.$url.';';
 			if ( empty( $basic_url ) ) { // parsed URL is empty or no file if can check
 				$debug .= 'Image is empty or no file. Using default image;';
 				$url = get_option( 'relpoststhb_default_image', $this->default_image );
 			}
 
 			$title = $this->process_text_cut( $post->post_title, $text_length );
 			$post_excerpt = ( empty( $post->post_excerpt ) ) ? $post->post_content : $post->post_excerpt;
 			$excerpt = $this->process_text_cut( $post_excerpt, $excerpt_length );
 
 			if ( !empty( $title ) && !empty( $excerpt ) ) {
 				$title = '<b>' . $title . '</b>';
 				$excerpt = '<br/>' . $excerpt;
 			}
 
 			$debug .= 'Using title with size ' . $text_length . '. Using excerpt with size ' . $excerpt_length . ';';
 			if ($relpoststhb_output_style == 'list') {
 				$link = get_permalink( $post->ID );
 				$fontface = str_replace('"', "'", stripslashes( get_option( 'relpoststhb_fontfamily', $this->font_family ) ) );
 				$output .= '<li ';
 				if ( !$relpoststhb_cleanhtml )
 					$output .= ' style="float: left; padding: 0; margin:0; padding: 5px; display: block; border-right: 1px solid ' . get_option( 'relpoststhb_bordercolor', $this->border_color ) . '; background-color: ' . get_option( 'relpoststhb_background', $this->background ) . '" onmouseout="this.style.backgroundColor=\'' . get_option( 'relpoststhb_background', $this->background ) . '\'" onmouseover="this.style.backgroundColor=\'' . get_option( 'relpoststhb_hoverbackground', $this->hoverbackground ) . '\'"';
 				$output .= '>';
 				$output .= '<a href="' . $link . '" ><img alt="' . $title . '" src="' . $url . '" width="' . $width . '" height="' . $height . '" ';
 				if ( !$relpoststhb_cleanhtml )
 					$output .= 'style="padding: 0px; margin: 0px; border: 0pt none;"';
 				$output .= '/></a>';
 				if ($text_height != '0')
 				{
 					$output .= '<a href="' . $link . '"';
 					if ( !$relpoststhb_cleanhtml )
 						$output .= ' style="display: block; width: ' . $width . 'px; overflow: hidden;height: ' . $text_height . 'px; font-family: ' . $fontface . '; font-style: normal; font-variant: normal; font-weight: normal; font-size: ' . get_option( 'relpoststhb_fontsize', $this->font_size ) . 'px; line-height: normal; font-size-adjust: none; font-stretch: normal; -x-system-font: none; color: ' . get_option( 'relpoststhb_fontcolor', $this->font_color ) . ';text-decoration: none;"';
 					$output .= '><span>' . $title . $excerpt . '</span></a></li>';
 				}
 			}
 			else {
 				$output .= '<a onmouseout="this.style.backgroundColor=\'' . get_option( 'relpoststhb_background', $this->background ) . '\'" onmouseover="this.style.backgroundColor=\'' . get_option( 'relpoststhb_hoverbackground', $this->hoverbackground ) . '\'" style="background-color: ' . get_option( 'relpoststhb_background', $this->background ) . '; border-right: 1px solid ' . get_option( 'relpoststhb_bordercolor', $this->border_color ) . '; border-bottom: medium none; margin: 0pt; padding: 6px; display: block; float: left; text-decoration: none; text-align: left; cursor: pointer;" href="' . get_permalink( $post->ID ) . '">';
 				$output .= '<div style="border: 0pt none ; margin: 0pt; padding: 0pt; width: ' . $width . 'px; height: ' . ( $height + $text_height ) . 'px;">';
 				$output .= '<div style="border: 0pt none ; margin: 0pt; padding: 0pt; background: transparent url(' . $url . ') no-repeat scroll 0% 0%; -moz-background-clip: border; -moz-background-origin: padding; -moz-background-inline-policy: continuous; width: ' . $width . 'px; height: ' . $height . 'px;"></div>';
 				$output .= '<div style="border: 0pt none; margin: 3px 0pt 0pt; padding: 0pt; font-family: ' . $fontface . '; font-style: normal; font-variant: normal; font-weight: normal; font-size: ' . get_option( 'relpoststhb_fontsize', $this->font_size ) . 'px; line-height: normal; font-size-adjust: none; font-stretch: normal; -x-system-font: none; color: ' . get_option( 'relpoststhb_fontcolor', $this->font_color ) . ';">' . $title . $excerpt . '</div>';
 				$output .= '</div>';
 				$output .= '</a>';
 			}
 
 		} // end foreach
 		if ($relpoststhb_output_style == 'list')
 			$output .= '</ul>';
 		else
 			$output .= '</div>';
 		$output .= '<div style="clear: both"></div>';
 		return $this->finish_process( $output, $debug, $time );
 	}
 
 	function finish_process( $output, $debug, $time ) {
 		$devmode = get_option( 'relpoststhb_devmode', $this->devmode );
 		if ( $devmode ) {
 			$time = microtime(true) - $time;
 			$debug .= "Plugin execution time: $time sec;";
 			$output .= '<!-- '.$debug.' -->';
 		}
 		return $output;
 	}
 
 	function process_text_cut( $text, $length ) {
 		if ($length == 0)
 			return '';
 		else {
 			$text = htmlspecialchars( strip_tags( strip_shortcodes( $text ) ) );
 			if ( function_exists('mb_strlen') ) {
 				return ( ( mb_strlen( $text ) > $length ) ? mb_substr( $text, 0, $length) . '...' : $text );
 			}
 			else {
 				return ( ( strlen( $text ) > $length ) ? substr( $text, 0, $length) . '...' : $text );
 			}
 		}
 	}
 
 	function is_relpoststhb_show() { // Checking display options
 		if ( !is_single() && get_option( 'relpoststhb_single_only', $this->single_only ) ) { // single only
 			return false;
 		}
 		/* Check post type */
 		$post_types = get_option( 'relpoststhb_post_types', $this->post_types );
 		$post_type = get_post_type();
 		if ( !in_array($post_type, $post_types) ) {
 			return false;
 		}
 		/* Check categories */
 		$id = get_the_ID();
 		$categories_all = get_option( 'relpoststhb_categoriesall', $this->categories_all );
 		if ( $categories_all != '1') { // only specific categories were selected
 			$post_categories = wp_get_object_terms( $id, array( 'category' ), array( 'fields' => 'ids' ) );
 			$relpoststhb_categories = get_option( 'relpoststhb_categories' );
 			if ( !is_array( $relpoststhb_categories ) || !is_array( $post_categories ) ) // no categories were selcted or post doesn't belong to any
 				return false;
 			$common_categories = array_intersect( $relpoststhb_categories, $post_categories );
 			if ( empty( $common_categories ) ) // post doesn't belong to specified categories
 				return false;
 		}
 		return true;
 	}
 
 	function admin_menu() {
 		$page = add_options_page( __( 'Related Posts Thumbnails', 'related-posts-thumbnails' ), __( 'Related Posts Thumbs', 'related-posts-thumbnails' ), 'administrator', 'related-posts-thumbnails', array( $this, 'admin_interface' ) );
 	}
 
 	function admin_interface() { // Admin interface
 		if ( isset($_POST['action']) && ($_POST['action'] == 'update') ) {
 			if ( !current_user_can( 'manage_options' ) ) {
 				wp_die( __( 'No access', 'related-posts-thumbnails' ) );
 			}
 			check_admin_referer( 'related-posts-thumbnails' );
 			$validation = true;
 			if ( !empty($_POST['relpoststhb_year']) || !empty($_POST['relpoststhb_month']) || !empty($_POST['relpoststhb_year']) ) { // check date
 				$set_date = sprintf( '%04d-%02d-%02d', $_POST['relpoststhb_year'], $_POST['relpoststhb_month'], $_POST['relpoststhb_day'] );
 				if ( checkdate( intval($_POST['relpoststhb_month']), intval($_POST['relpoststhb_day']), intval($_POST['relpoststhb_year']) ) === false ) {
 					$validation = false;
 					$error = __( 'Wrong date', 'related-posts-thumbnails' ) . ': ' . sprintf( '%d/%d/%d', $_POST['relpoststhb_month'], $_POST['relpoststhb_day'], $_POST['relpoststhb_year'] );
 				}
 			}
 			else {
 				$set_date = '';
 			}
 			if ( $validation ) {
 				update_option( 'relpoststhb_single_only', $_POST['relpoststhb_single_only'] );
 				update_option( 'relpoststhb_post_types', $_POST['relpoststhb_post_types'] );
 				update_option( 'relpoststhb_onlywiththumbs', $_POST['onlywiththumbs'] );
 				update_option( 'relpoststhb_output_style', $_POST['relpoststhb_output_style'] );
 				update_option( 'relpoststhb_cleanhtml', $_POST['relpoststhb_cleanhtml'] );
 				update_option( 'relpoststhb_auto', $_POST['relpoststhb_auto'] );
 				update_option( 'relpoststhb_top_text', $_POST['relpoststhb_top_text'] );
 				update_option( 'relpoststhb_number', $_POST['relpoststhb_number'] );
 				update_option( 'relpoststhb_relation', $_POST['relpoststhb_relation'] );
 				update_option( 'relpoststhb_default_image', $_POST['relpoststhb_default_image'] );
 				update_option( 'relpoststhb_poststhname', $_POST['relpoststhb_poststhname'] );
 				update_option( 'relpoststhb_background', $_POST['relpoststhb_background'] );
 				update_option( 'relpoststhb_hoverbackground', $_POST['relpoststhb_hoverbackground'] );
 				update_option( 'relpoststhb_bordercolor', $_POST['relpoststhb_bordercolor'] );
 				update_option( 'relpoststhb_fontcolor', $_POST['relpoststhb_fontcolor'] );
 				update_option( 'relpoststhb_fontsize', $_POST['relpoststhb_fontsize'] );
 				update_option( 'relpoststhb_fontfamily', $_POST['relpoststhb_fontfamily'] );
 				update_option( 'relpoststhb_textlength', $_POST['relpoststhb_textlength'] );
 				update_option( 'relpoststhb_excerptlength', $_POST['relpoststhb_excerptlength'] );
 				update_option( 'relpoststhb_thsource', $_POST['relpoststhb_thsource'] );
 				update_option( 'relpoststhb_customfield', $_POST['relpoststhb_customfield'] );
 				update_option( 'relpoststhb_theme_resize_url', $_POST['relpoststhb_theme_resize_url'] );
 				update_option( 'relpoststhb_customwidth', $_POST['relpoststhb_customwidth'] );
 				update_option( 'relpoststhb_customheight', $_POST['relpoststhb_customheight'] );
 				update_option( 'relpoststhb_textblockheight', $_POST['relpoststhb_textblockheight'] );
 				update_option( 'relpoststhb_categoriesall', $_POST['relpoststhb_categoriesall'] );
 				update_option( 'relpoststhb_categories', $_POST['relpoststhb_categories'] );
 				update_option( 'relpoststhb_show_categoriesall', $_POST['relpoststhb_show_categoriesall'] );
 				update_option( 'relpoststhb_show_categories', $_POST['relpoststhb_show_categories'] );
 				update_option( 'relpoststhb_devmode', $_POST['relpoststhb_devmode'] );
 				update_option( 'relpoststhb_startdate', $set_date );
 				update_option( 'relpoststhb_custom_taxonomies', $_POST['relpoststhb_custom_taxonomies'] );
 				echo "<div class='updated fade'><p>" . __( 'Settings updated', 'related-posts-thumbnails' ) ."</p></div>";
 			}
 			else {
 				echo "<div class='error fade'><p>" . __( 'Settings update failed', 'related-posts-thumbnails' ) . '. '. $error . "</p></div>";
 			}
 		}
 		$available_sizes = array( 'thumbnail' => 'thumbnail', 'medium' => 'medium' );
 		if ( current_theme_supports( 'post-thumbnails' ) ) {
 			global $_wp_additional_image_sizes;
 			if ( is_array($_wp_additional_image_sizes ) ) {
 				$available_sizes = array_merge( $available_sizes, $_wp_additional_image_sizes );
 			}
 		}
 		$relpoststhb_single_only = get_option( 'relpoststhb_single_only', $this->single_only );
 		$relpoststhb_auto = get_option( 'relpoststhb_auto', $this->auto );
 		$relpoststhb_cleanhtml = get_option( 'relpoststhb_cleanhtml', 0 );
 		$relpoststhb_relation = get_option( 'relpoststhb_relation', $this->relation );
 		$relpoststhb_thsource = get_option( 'relpoststhb_thsource', $this->thsource );
 		$relpoststhb_devmode = get_option( 'relpoststhb_devmode', $this->devmode );
 		$relpoststhb_categoriesall = get_option( 'relpoststhb_categoriesall', $this->categories_all );
 		$relpoststhb_categories = get_option( 'relpoststhb_categories' );
 		$relpoststhb_show_categories = get_option( 'relpoststhb_show_categories', get_option( 'relpoststhb_categories' ) );
 		$relpoststhb_show_categoriesall = get_option( 'relpoststhb_show_categoriesall', $relpoststhb_categoriesall );
 		$onlywiththumbs = get_option( 'relpoststhb_onlywiththumbs', false );
 		$relpoststhb_startdate = explode( '-', get_option( 'relpoststhb_startdate' ) );
 		$relpoststhb_output_style = get_option( 'relpoststhb_output_style', $this->output_style );
 		$thsources = array( 'post-thumbnails' => __('Post thumbnails', 'related_posts_thumbnails'), 'custom-field' => __('Custom field', 'related_posts_thumbnails') );
 		$categories = get_categories();
 		if ($this->wp_version >= 3)
 		{
 			$post_types = get_post_types( array( 'public' => 1 ) );
 		}
 		else
 		{
 			$post_types = get_post_types();
 		}
 		$relpoststhb_post_types = get_option( 'relpoststhb_post_types', $this->post_types );
 		$output_styles = array('div' => __( 'Blocks', 'related-posts-thumbnails' ), 'list' => __( 'List', 'related-posts-thumbnails' ) );
 		$relation_options = array('categories' => __('Categories', 'related-posts-thumbnails'), 'tags' => __('Tags', 'related-posts-thumbnails'), 'both' => __('Categories and Tags', 'related-posts-thumbnails'), 'no' => __('Random', 'related-posts-thumbnails'), 'custom' => __('Custom', 'related-posts-thumbnails') );
 		if ($this->wp_version >= 3)
 		{
 			$custom_taxonomies = get_taxonomies( array('public' => 1) );
 			$relpoststhb_custom_taxonomies = get_option( 'relpoststhb_custom_taxonomies', $this->custom_taxonomies );
 			if (!is_array($relpoststhb_custom_taxonomies))
 				$relpoststhb_custom_taxonomies = array();
 		}
 		else
 		{
 			$relation_options['custom'] .= ' '. __('(This option is available for WP v3+ only)', 'related_posts_thumbnails');
 		}
 		?>
 <script type="text/javascript">
 	jQuery(document).ready(function($) {
 		$(".select_all").click(function(){
 			if (this.checked) {
 				$(this).parent().find("div.select_specific").hide();
 			}
 			else {
 				$(this).parent().find("div.select_specific").show();
 			}
 		});
 		$('#relpoststhb_thsource').change(function(){
 			if (this.value == 'post-thumbnails') {
 				$('#relpoststh-post-thumbnails').show();
 				$('#relpoststh-custom-field').hide();
 			}
 			else {
 				$('#relpoststh-post-thumbnails').hide();
 				$('#relpoststh-custom-field').show();
 			}
 		});
 		$('#relpoststhb_output_style').change(function(){
 			if (this.value == 'list') {
 				$('#relpoststhb_cleanhtml').show();
 			}
 			else {
 				$('#relpoststhb_cleanhtml').hide();
 			}
 		});
 		$("input[name='relpoststhb_relation']").change(function(){
 			if ($("input[name='relpoststhb_relation']:checked").val() == 'custom') {
 				$('#custom_taxonomies').show();
 			}
 			else {
 				$('#custom_taxonomies').hide();
 			}
 		});
 	});
 </script>
 <div class="wrap">
 	<div class="icon32" id="icon-options-general"><br></div>
 	<h2><?php _e( 'Related Posts Thumbnails Settings', 'related-posts-thumbnails' ); ?></h2>
 	<form action="?page=related-posts-thumbnails" method="POST">
 		<input type="hidden" name="action" value="update" />
 		<?php wp_nonce_field( 'related-posts-thumbnails' ); ?>
 		<div class="metabox-holder">
 			<div class="postbox">
 				<h3><?php _e( 'General Display Options', 'related-posts-thumbnails' ); ?>:</h3>
 				<table class="form-table">
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Automatically append to the post content', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="checkbox" name="relpoststhb_auto" id="relpoststhb_auto" value="1" <?php if ( $relpoststhb_auto ) echo 'checked="checked"'; ?>/>
 							<label for="relpoststhb_auto"><?php _e( 'Or use <b>&lt;?php get_related_posts_thumbnails(); ?&gt;</b> in the Loop', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Developer mode', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="checkbox" name="relpoststhb_devmode" id="relpoststhb_devmode" value="1" <?php if ( $relpoststhb_devmode ) echo 'checked="checked"'; ?>/>
 							<label for="relpoststhb_devmode"><?php _e( 'This will add debugging information in HTML source', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Page type', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="checkbox" name="relpoststhb_single_only" id="relpoststhb_single_only" value="1" <?php if ( $relpoststhb_single_only ) echo 'checked="checked"'; ?>/>
 							<label for="relpoststhb_single_only"><?php _e( 'Show on single posts only', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Post types', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php if ( is_array($post_types) && count($post_types) ): ?>
 							<?php foreach ($post_types as $post_type): ?>
 							<input type="checkbox" name="relpoststhb_post_types[]" id="pt_<?php echo $post_type; ?>" value="<?php echo $post_type; ?>" <?php if ( in_array( $post_type, $relpoststhb_post_types ) ) echo 'checked="checked"'; ?>/>
 							<label for="pt_<?php echo $post_type; ?>"><?php echo $post_type; ?></label>
 							<?php endforeach; ?>
 							<?php endif; ?>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Categories on which related thumbnails will appear', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php $this->display_categories_list( $relpoststhb_categoriesall, $categories, $relpoststhb_categories, 'relpoststhb_categoriesall', 'relpoststhb_categories' ); ?>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Categories that will appear in related thumbnails', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php $this->display_categories_list( $relpoststhb_show_categoriesall, $categories, $relpoststhb_show_categories, 'relpoststhb_show_categoriesall', 'relpoststhb_show_categories' ); ?>
 						</td>
 					</tr>
 					<tr>
 						<th scope="row"><?php _e( 'Include only posts after', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php _e( 'Year', 'related-posts-thumbnails' ); ?>: <input type="text" name="relpoststhb_year" size="4" value="<?php if (isset($relpoststhb_startdate[0])) echo $relpoststhb_startdate[0]; ?>"> <?php _e( 'Month', 'related-posts-thumbnails' ); ?>: <input type="text" name="relpoststhb_month" size="2" value="<?php if (isset($relpoststhb_startdate[1])) echo $relpoststhb_startdate[1]; ?>"> <?php _e( 'Day', 'related-posts-thumbnails' ); ?>: <input type="text" name="relpoststhb_day" size="2" value="<?php if (isset($relpoststhb_startdate[2])) echo $relpoststhb_startdate[2]; ?>"> <label for="relpoststhb_excerptlength"><?php _e( 'Leave empty for all posts dates', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr>
 						<th scope="row"><?php _e( 'Top text', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_top_text" value="<?php echo stripslashes( htmlspecialchars( get_option( 'relpoststhb_top_text', $this->top_text ) ) ); ?>" size="50"/>
 						</td>
 					</tr>
 					<tr>
 						<th scope="row"><?php _e( 'Number of similar posts to display', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_number" value="<?php echo get_option( 'relpoststhb_number', $this->number ); ?>" size="2"/>
 						</td>
 					</tr>
 					<tr>
 						<th scope="row"><?php _e( 'Default image URL', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_default_image" value="<?php echo get_option('relpoststhb_default_image', $this->default_image );?>" size="50"/>
 						</td>
 					</tr>
 					<tr>
 						<th scope="row"><?php _e( 'Thumbnails source', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<select name="relpoststhb_thsource"  id="relpoststhb_thsource">
 								<?php foreach ( $thsources as $name => $title ) : ?>
 								<option value="<?php echo $name; ?>" <?php if ( $relpoststhb_thsource == $name ) echo 'selected'; ?>><?php echo $title; ?></option>
 								<?php endforeach; ?>
 							</select>
 						</td>
 					</tr>
 				</table>
 			</div>
 			<div class="postbox" id="relpoststh-post-thumbnails" <?php if ( $relpoststhb_thsource != 'post-thumbnails' ) : ?> style="display:none" <?php endif; ?>>
 				<h3><?php _e( 'Thumbnails source', 'related-posts-thumbnails' ); ?>:</h3>
 				<table class="form-table">
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Post-thumbnails name', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<select name="relpoststhb_poststhname">
 								<?php foreach ( $available_sizes as $size_name => $size ) : ?>
 								<option <?php if ( $size_name == get_option('relpoststhb_poststhname', $this->poststhname) ) echo 'selected'; ?>><?php echo $size_name; ?></option>
 								<?php endforeach; ?>
 							</select>
 							<?php if ( !current_theme_supports( 'post-thumbnails' ) ) : ?>
 							(<?php _e( 'Your theme has to support post-thumbnails to have more choices', 'related-posts-thumbnails' ); ?>)
 							<?php endif; ?>
 						</td>
 					</tr>
 					<?php if ( current_theme_supports( 'post-thumbnails' ) ): ?>
 					<tr>
 						<th scope="row"><?php _e( 'Show posts only with thumbnails', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="checkbox" name="onlywiththumbs" id="onlywiththumbs" value="1" <?php if ( $onlywiththumbs ) echo 'checked="checked"'; ?>/>
 							<label for="onlywiththumbs"><?php _e( 'Only posts with assigned Featured Image', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<?php endif; ?>
 				</table>
 			</div>
 			<div class="postbox" id="relpoststh-custom-field" <?php if ( $relpoststhb_thsource != 'custom-field' ) : ?> style="display:none" <?php endif; ?>>
 				<h3><?php _e( 'Thumbnails source', 'related-posts-thumbnails' ); ?>:</h3>
 				<table class="form-table">
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Custom field name', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_customfield" value="<?php echo get_option('relpoststhb_customfield', $this->custom_field );?>" size="50"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Size', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php _e( 'Width', 'related-posts-thumbnails' ); ?>: <input type="text" name="relpoststhb_customwidth" value="<?php echo get_option('relpoststhb_customwidth', $this->custom_width );?>" size="3"/>px x
 							<?php _e( 'Height', 'related-posts-thumbnails' ); ?>: <input type="text" name="relpoststhb_customheight" value="<?php echo get_option('relpoststhb_customheight', $this->custom_height );?>" size="3"/>px
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Theme resize url', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_theme_resize_url" value="<?php echo get_option('relpoststhb_theme_resize_url', '' );?>" size="50"/>
 							(<?php _e( 'If your theme resizes images, enter URL to its resizing PHP file', 'related-posts-thumbnails' ); ?>)
 						</td>
 					</tr>
 				</table>
 			</div>
 			<div class="postbox">
 				<h3><?php _e( 'Style options', 'related-posts-thumbnails' ); ?>:</h3>
 				<table class="form-table">
 					<tr>
 						<th scope="row"><?php _e( 'Output style', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<select name="relpoststhb_output_style"  id="relpoststhb_output_style">
 								<?php foreach ( $output_styles as $name => $title ) : ?>
 								<option value="<?php echo $name; ?>" <?php if ( $relpoststhb_output_style == $name ) echo 'selected'; ?>><?php echo $title; ?></option>
 								<?php endforeach; ?>
 							</select>
 							<span id="relpoststhb_cleanhtml" style="display: <?php if ($relpoststhb_output_style == 'list') echo 'inline'; else echo 'none';?>;"><?php _e( 'Turn off plugin styles', 'related-posts-thumbnails' ); ?> <input type="checkbox" name="relpoststhb_cleanhtml" <?php if ( $relpoststhb_cleanhtml ) echo 'checked="checked"'; ?> /></span>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Background color', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_background" value="<?php echo get_option( 'relpoststhb_background', $this->background ); ?>" size="7"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Background color on mouse over', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_hoverbackground" value="<?php echo get_option( 'relpoststhb_hoverbackground', $this->hoverbackground ); ?>" size="7"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Border color', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_bordercolor" value="<?php echo get_option( 'relpoststhb_bordercolor', $this->border_color )?>" size="7"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Font color', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_fontcolor" value="<?php echo get_option( 'relpoststhb_fontcolor', $this->font_color ); ?>" size="7"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Font family', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_fontfamily" value="<?php echo stripslashes( htmlspecialchars( get_option( 'relpoststhb_fontfamily', $this->font_family ) ) ); ?>" size="50"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Font size', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_fontsize" value="<?php echo get_option( 'relpoststhb_fontsize', $this->font_size )?>" size="7"/>
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Text maximum length', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_textlength" value="<?php echo get_option( 'relpoststhb_textlength', $this->text_length )?>" size="7"/>
 							<label for="relpoststhb_textlength"><?php _e( 'Set 0 for no title', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Excerpt maximum length', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_excerptlength" value="<?php echo get_option( 'relpoststhb_excerptlength', $this->excerpt_length )?>" size="7"/>
 							<label for="relpoststhb_excerptlength"><?php _e( 'Set 0 for no excerpt', 'related-posts-thumbnails' ); ?></label><br />
 						</td>
 					</tr>
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Text block height', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<input type="text" name="relpoststhb_textblockheight" value="<?php echo get_option( 'relpoststhb_textblockheight', $this->text_block_height )?>" size="7"/> px
 						</td>
 					</tr>
 				</table>
 			</div>
 			<div class="postbox">
 				<h3><?php _e( 'Relation Builder Options', 'related-posts-thumbnails' ); ?>:</h3>
 				<table class="form-table">
 					<tr valign="top">
 						<th scope="row"><?php _e( 'Relation based on', 'related-posts-thumbnails' ); ?>:</th>
 						<td>
 							<?php if (is_array($relation_options) && count($relation_options)): ?>
 							<?php foreach ($relation_options as $ro_key => $ro_name): ?>
 							<input type="radio" name="relpoststhb_relation" id="relpoststhb_relation_<?php echo $ro_key; ?>" value="<?php echo $ro_key; ?>" <?php if ( $relpoststhb_relation == $ro_key ) echo 'checked="checked"'; ?>/>
 							<label for="relpoststhb_relation_<?php echo $ro_key; ?>"><?php echo $ro_name; ?></label><br />
 							<?php endforeach; ?>
 							<?php endif; ?>
 							<div id="custom_taxonomies" style="display: <?php if ($relpoststhb_relation == 'custom') echo 'inline'; else echo 'none';?>;">
 								<?php if (is_array($custom_taxonomies) && count($custom_taxonomies)): ?>
 								<?php foreach ($custom_taxonomies as $custom_taxonomy): ?>
 								<input type="checkbox" name="relpoststhb_custom_taxonomies[]" id="ct_<?php echo $custom_taxonomy; ?>" value="<?php echo $custom_taxonomy; ?>" <?php if ( in_array( $custom_taxonomy, $relpoststhb_custom_taxonomies ) ) echo 'checked="checked"'; ?>/>
 								<label for="ct_<?php echo $custom_taxonomy; ?>"><?php echo $custom_taxonomy; ?></label>
 								<?php endforeach; ?>
 								<?php endif; ?>
 							</div>
 						</td>
 					</tr>
 				</table>
 			</div>
 			<input name="Submit" value="<?php _e( 'Save Changes', 'related-posts-thumbnails' ); ?>" type="submit">
 		</div>
 	</form>
 </div>
 <p style="margin-top: 40px;"><small><?php _e('If you experience some problems with this plugin please let me know about it on <a href="http://wordpress.shaldybina.com/plugins/related-posts-thumbnails/">Plugin\'s homepage</a>. If you think this plugin is awesome please vote on <a href="http://wordpress.org/extend/plugins/related-posts-thumbnails/">Wordpress plugin page</a>. Thanks!', 'related-posts-thumbnails' ); ?></small></p>
 <?php
 	}
 
 	function display_categories_list( $categoriesall, $categories, $selected_categories, $all_name, $specific_name ) {
 	?>
 		<input id="<?php echo $all_name; ?>" class="select_all" type="checkbox" name="<?php echo $all_name; ?>" value="1" <?php if ( $categoriesall == '1' ) echo 'checked="checked"'; ?>/>
 		<label for="<?php echo $all_name; ?>"><?php _e( 'All', 'related-posts-thumbnails' ); ?></label>
 		<div class="select_specific" <?php if ( $categoriesall == '1' ) : ?> style="display:none" <?php endif; ?>>
 			<?php foreach ( $categories as $category ) : ?>
 			<input type="checkbox" name="<?php echo $specific_name; ?>[]" id="<?php echo $specific_name; ?>_<?php echo $category->category_nicename; ?>" value="<?php echo $category->cat_ID; ?>" <?php if ( in_array( $category->cat_ID, (array)$selected_categories ) ) echo 'checked="checked"'; ?>/>
 			<label for="<?php echo $specific_name; ?>_<?php echo $category->category_nicename; ?>"><?php echo $category->cat_name; ?></label><br />
 			<?php endforeach; ?>
 		</div>
 	<?php
 	}
 }
 
-add_action( 'init', 'related_posts_thumbnails' );
+add_action( 'init', 'related_posts_thumbnailsB' );
 
-function related_posts_thumbnails() {
+function related_posts_thumbnailsB() {
-	global $related_posts_thumbnails;
+	global $related_posts_thumbnailsB;
-	$related_posts_thumbnails = new RelatedPostsThumbnails();
+	$related_posts_thumbnailsB = new RelatedPostsThumbnailsB();
 }
 
-function get_related_posts_thumbnails()
+function get_related_posts_thumbnailsB()
 {
-	global $related_posts_thumbnails;
+	global $related_posts_thumbnailsB;
-	echo $related_posts_thumbnails->get_html();
+	echo $related_posts_thumbnailsB->get_html();
 }
 
 /**
  * Related Posts Widget, will be displayed on post page
  */
-class RelatedPostsThumbnailsWidget extends WP_Widget {
+class RelatedPostsThumbnailsWidgetB extends WP_Widget {
-	function RelatedPostsThumbnailsWidget() {
+	function RelatedPostsThumbnailsWidgetB() {
-		parent::WP_Widget(false, $name = 'Related Posts Thumbnails');
+		parent::WP_Widget(false, $name = 'Related Posts Thumbnails B');
 	}
 
 	function widget($args, $instance) {
 		if ( is_single() && !is_page() ) { // display on post page only
 			extract( $args );
 			$title = apply_filters('widget_title', $instance['title']);
 			echo $before_widget;
 			if ( $title )
 				echo $before_title . $title . $after_title;
 			get_related_posts_thumbnails();
 			echo $after_widget;
 		}
 	}
 
 	function update($new_instance, $old_instance) {
 		$instance = $old_instance;
 		$instance['title'] = strip_tags($new_instance['title']);
 		return $instance;
 	}
 
 	function form($instance) {
 		$title = esc_attr($instance['title']);
 		?>
 		<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:'); ?> <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" /></label></p>
 		<?php
 	}
 
 } // class RelatedPostsThumbnailsWidget
 
-add_action( 'widgets_init', create_function( '', 'return register_widget("RelatedPostsThumbnailsWidget");' ) );
+add_action( 'widgets_init', create_function( '', 'return register_widget("RelatedPostsThumbnailsWidgetB");' ) );
 ?>