Sample Code

<?php
function drfb_content_html( $newcontent ) {
    global $stored_container;
    if ( $stored_container['page-number'] && $stored_container['row-number'] ) {
        global $stored_page_1,$stored_page_2,$stored_page_3,$stored_page_4;
        if( $stored_container['page-number' =='page-1'] && (!isset($stored_page_1) || !$stored_page_1 ) ) return;
        if( $stored_container['page-number' =='page-2'] && (!isset($stored_page_2) || !$stored_page_2 ) ) return;
        if( $stored_container['page-number' =='page-3'] && (!isset($stored_page_3) || !$stored_page_3 ) ) return;
        if( $stored_container['page-number' =='page-4'] && (!isset($stored_page_4) || !$stored_page_4 ) ) return;
        $colwidth = explode(":", $stored_container['row-layout'], 4 );
        array_unshift($colwidth, 0);
        $styleclass = $stored_container['page-number'] .'-'. $stored_container['row-number'];

        //Build Layout
        $layout ='';
        $layout = $layout .'                <div class="'.$styleclass.'">' ."\n";

        for ($counter=1; $counter < 4; $counter++) {
            if ( $colwidth[$counter] ) {
                $layout = $layout .'                    <div class="'.$styleclass .$counter .'">' ."\n";
                $layout = $layout .'                        <div class="'.$styleclass .$counter .'-inner">' ."\n";

                if ( $newcontent['column-video-'.$counter] ) {
                    $style='style="text-align:'. $newcontent['video-align-'.$counter] .';"';
                    if ( $newcontent['video-size-'.$counter] == 'large' ) {
                        $width=480;
                        $height=385;
                    }else{
                        $width=290;
                        $height=220;
                    }
                    $layout = $layout .'                            <div class="youtube-video" '.$style.'>' ."\n";
                    $layout = $layout .'                                <ul>' ."\n";
                    $layout = $layout .'                                <li>' ."\n";
                    $layout = $layout .'                                    <object width="'.$width.'" height="'.$height.'"><param name="movie" value="http://www.youtube.com/v/'.$newcontent['column-video-'.$counter].'&hl=en&fs=1&rel=0&border=1"></param>' ."\n";
                    $layout = $layout .'                                    <param name="allowFullScreen" value="true"></param>' ."\n";
                    $layout = $layout .'                                    <param name="allowscriptaccess" value="always"></param>' ."\n";
                    $layout = $layout .'                                    <embed src="http://www.youtube.com/v/'.$newcontent['column-video-'.$counter].'&hl=en&fs=1&rel=0&border=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="'.$width.'" height="'.$height.'"></embed>' ."\n";
                    $layout = $layout .'                                    </object>' ."\n";

                    $layout = $layout .'                                </li>' ."\n";
                    $layout = $layout .'                                </ul>' ."\n";
                    $layout = $layout .'                            </div>' ."\n";
                }
                $layout = $layout .'                            '.$newcontent['column-text-'.$counter] ."\n";
                $layout = $layout .'                        </div>' ."\n";
                $layout = $layout .'                    </div>' ."\n";
            }
        }
        $layout = $layout .'                </div>' ."\n";

        $stored_page_1['row-1-html'] = $layout;
        update_option( 'drfb_page_1', $stored_page_1 );
    }
}