1 function WPSetAsThumbnail(id){

     2 	var $link = jQuery('a#wp-post-thumbnail-' + id);

     3 

     4 	$link.text( setPostThumbnailL10n.saving );

     5 	jQuery.post(ajaxurl, {

     6 		action:"set-post-thumbnail", post_id: post_id, thumbnail_id: id, cookie: encodeURIComponent(document.cookie)

     7 	}, function(str){

     8 		var win = window.dialogArguments || opener || parent || top;

     9 		$link.text( setPostThumbnailL10n.setThumbnail );

    10 		if ( str == '0' ) {

    11 			alert( setPostThumbnailL10n.error );

    12 		} else {

    13 			jQuery('a.wp-post-thumbnail').show();

    14 			$link.text( setPostThumbnailL10n.done );

    15 			$link.fadeOut( 2000 );

    16 			win.WPSetThumbnailID(id);

    17 			win.WPSetThumbnailHTML(str);

    18 		}

    19 	}

    20 	);

    21 }