quickfix for opening a table without the outter frame

svn path=/Website/trunk/; revision=31097

APPL/Localscripts/floatThead.js

@@ -5,7 +5,7 @@
                 var insideFrame = $(this).offset();
                 var outsideFrame = $(window.frameElement).offset();
                 var scrollTop = $(window.parent).scrollTop();
-                var offset = insideFrame.top + outsideFrame.top;
+                var offset = insideFrame?insideFrame.top:0 + outsideFrame?outsideFrame.top:0;
                 // if browser is IE then correct the top positioning
                 var IEcorr = (/*@cc_on!@*/false)?-4:0;
                 if ((scrollTop > offset) && (scrollTop < offset + $(this).height())) {