fix(popup): Popup appears in wrong position in IE in RTL mode when the page is scrolled #3134

Author: zdravkov

src/kendo.core.js

@@ -2256,7 +2256,8 @@ function pad(number, digits, end) {
         // IE10 touch zoom is living in a separate viewport
         if (support.browser.msie && (support.pointers || support.msPointers) && !positioned) {
             var sign = support.isRtl(element) ? 1 : -1;
-            result.top -= (window.pageYOffset + (sign * document.documentElement.scrollTop));
+
+            result.top -= (window.pageYOffset - (document.documentElement.scrollTop));
             result.left -= (window.pageXOffset + (sign * document.documentElement.scrollLeft));
         }
 

src/kendo.popup.js

@@ -569,7 +569,9 @@ var __meta__ = { // jshint ignore:line
             }
 
             if (isWindow && docEl.scrollHeight - docEl.clientHeight > 0) {
-                viewportWidth -= kendo.support.scrollbar();
+                 var sign = options.isRtl ? -1 : 1;
+
+                 viewportWidth -= sign * kendo.support.scrollbar();
             }
 
             siblingContainer = anchor.parents().filter(wrapper.siblings());