Index: ssts-web/src/main/webapp/js/ui/common.js
===================================================================
diff -u -r12331 -r15658
--- ssts-web/src/main/webapp/js/ui/common.js	(.../common.js)	(revision 12331)
+++ ssts-web/src/main/webapp/js/ui/common.js	(.../common.js)	(revision 15658)
@@ -37,7 +37,9 @@
 
 if(navigator.userAgent.indexOf("MSIE")>-1)
 {
-window.attachEvent("onload", correctPNG);
+	if(window.attachEvent){
+		window.attachEvent("onload", correctPNG);
+	}
 };