View difference between Paste ID: YDhqTb9r and sCyD9dsg

 $( function () {
 	if( skin === 'monobook' ) {
 		addPortletLink( 'p-tb', wgServer + wgScriptPath + '/index.php?title=Special:BlankPage&blankspecial=ajaxjqbd', 'Batch Delete');
 	} else {
 		$( '#my-tools-menu' ).prepend( '<li class="custom"><a href="' + wgServer + wgScriptPath + '/index.php?title=Special:BlankPage&blankspecial=ajaxjqbd" rel="nofollow">Batch Delete</a></li>' );
 	}
 } );
 
 if( wgCanonicalSpecialPageName === 'Blankpage' && $.getUrlVar( 'blankspecial' ) === 'ajaxjqbd' ) {
 	document.title = 'Ajax Batch Delete';
 	$( createAjaxDeleteForm );
 }
 
 function createAjaxDeleteForm() {
 	var	pageHeading = ( skin === 'oasis' ) ? ( $( '.AdminDashboardArticleHeader' ).length ? '.AdminDashboardArticleHeader > h1' : '.WikiaPageHeader > h1' ) : 'h1.firstHeading',
 		$bodyId = $( '#mw-content-text > p' ),
 		bdelFormHtml = '<form id="ajaxdeleteform" action="javascript:void(0);"><textarea style="height: 20em; width: 50%;" id="abd-textarea">'
 			+ '</textarea><p><label for="abd-reason">Delete reason: </label><input type="text" style="width: 20em;" id="abd-reason" />'
 			+ '</p><p><input type="button" id="abd-startbutton" value="start" onclick="ajaxDeleteStart()" /></p></form><pre id="abd-output"></pre>';
 	$( pageHeading ).text( 'Ajax Batch Delete' );
 	$bodyId.text( 'List of pages to delete:' );
 	$bodyId.after( bdelFormHtml );
 }
 
 function ajaxDeleteStart() {
 	document.getElementById( 'abd-startbutton' ).setAttribute( 'disabled', 'disabled' );
 	var	txt = document.getElementById( 'abd-textarea' ),
 		deletes = txt.value.split( '\n' ),
 		page = deletes[0],
 		reason = document.getElementById( 'abd-reason' ).value,
 		badchars = /(\#|\<|\>|\[|\]|\{|\}|\|)/;
 	if( page === '' ) {
 		$( '#abd-output' ).append( '* Done! Nothing left to do, or next line is blank.\n' );
 		document.getElementById( 'abd-startbutton' ).removeAttribute( 'disabled');
 	} else {
 		if( badchars.test( page ) ) {
 			$( '#abd-output' ).append( '! Illegal characters detected, skipping:' + page + '\n' );
 			setTimeout( ajaxDeleteStart, 1000 );
 		} else {
 			$( '#abd-output' ).append( '> Attempting to delete [[' + page + ']]\n' );
 			ajaxBatchDeleteAPage( page, reason );
 		}
 	}
 	deletes = deletes.slice(1,deletes.length);
 	txt.value = deletes.join( '\n' );
 }
 
 function ajaxBatchDeleteAPage( title, reason ) {
 	var url =  wgServer + wgScriptPath + '/api.php?action=query&prop=info&intoken=delete|protect&titles=' + encodeURIComponent( title ) + '&format=json';
 	$.getJSON( url, function( data ) {
 		for ( var p in data.query.pages ) {
 			break;
 		}
 		var	DT = data.query.pages[p].deletetoken,
 			PT = data.query.pages[p].protecttoken,
 			url1 = wgServer + wgScriptPath + '/api.php?title=' + encodeURIComponent( title ) + '&reason=' + encodeURIComponent( reason ) + '&format=json',
 			url2 = url1 + '&action=protect&protections=create=sysop&token=' + encodeURIComponent( PT );
 			url1 += '&action=delete&token=' + encodeURIComponent( DT );
 		$.post( url1, function() {
 			$( '#abd-output' ).append( '  > Deleted\n' );
 			$( '#abd-output' ).append( '> Attempting to fully protect [[' + page + ']]\n' );
 			$.post( url2, function() {
 				$( '#abd-output' ).append( '  > Fully protected\n' );
 				setTimeout( ajaxDeleteStart, 1000 );
 			});
 		});
 	});
 }