Index: branches/RC/core/admin_templates/js/grid_scroller.js
===================================================================
diff -u -r10911 -r11368
--- branches/RC/core/admin_templates/js/grid_scroller.js	(.../grid_scroller.js)	(revision 10911)
+++ branches/RC/core/admin_templates/js/grid_scroller.js	(.../grid_scroller.js)	(revision 11368)
@@ -652,7 +652,13 @@
 		widths[i] = (parent_dim.innerWidth - parent_dim.borders[1] - parent_dim.borders[3] - input_dim.borders[1] - input_dim.borders[3] - 2)+'px';
 	}
 	for (var i=0; i<elems.length; i++) {
-		elems[i].style.width = widths[i];
+		try {
+			elems[i].style.width = widths[i];
+		}
+		catch (e) {
+			// IE don't allow to set width for hidden element
+			alert(e);
+		}
 	}
 }