--- thickbox.old	Tue Mar  9 01:10:48 2010
+++ thickbox.js	Tue Apr 13 12:42:39 2010
@@ -62,8 +62,8 @@
       baseURL = url;
     }
 
-    var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
-    var urlType = baseURL.toLowerCase().match(urlString);
+    var urlString = /\.jpg(?:$|\&)|\.jpeg(?:$|\&)|\.png(?:$|\&)|\.gif(?:$|\&)|\.bmp(?:$|\&)/;
+    var urlType = url.toLowerCase().match(urlString);
 
     if (urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp') { //code to show images
       TB_PrevCaption = '';