Ticket #5067: 5067-patch.4.diff

django/contrib/admin/media/js/core.js

@@ -1 +1 @@
 // Core javascript helper functions
 
+// basic browser identification & version
+var isOpera = (navigator.userAgent.indexOf("Opera")>=0) && parseFloat(navigator.appVersion);
+var isIE = ((document.all) && (!isOpera)) && parseFloat(navigator.appVersion.split("MSIE ")[1].split(";")[0]);
+
 // Cross-browser event handlers.
 function addEvent(obj, evType, fn) {
     if (obj.addEventListener) {
@@ -71 +75 @@
     var curleft = 0;
     if (obj.offsetParent) {
         while (obj.offsetParent) {
-            curleft += obj.offsetLeft;
+            curleft += obj.offsetLeft - ((isOpera) ? 0 : obj.scrollLeft);
             obj = obj.offsetParent;
         }
+        // IE offsetParent does not include the top-level 
+        if (isIE && obj.parentElement){
+            curleft += obj.offsetLeft - obj.scrollLeft;
+        }
     } else if (obj.x) {
         curleft += obj.x;
     }
@@ -84 +92 @@
     var curtop = 0;
     if (obj.offsetParent) {
         while (obj.offsetParent) {
-            curtop += obj.offsetTop;
+            curtop += obj.offsetTop - ((isOpera) ? 0 : obj.scrollTop);
             obj = obj.offsetParent;
         }
+        // IE offsetParent does not include the top-level 
+        if (isIE && obj.parentElement){
+            curtop += obj.offsetTop - obj.scrollTop;
+        }
     } else if (obj.y) {
         curtop += obj.y;
     }