var NN4= (document.layers)? true:false;
var IE5= (document.layers)? false:true;
function doNil(){return false;}

if(NN4)
{
   document.onResize=doNil
}
function setContentUrl(currentUrl)
{
   if(parent.ContentUrl)
   {
     parent.ContentUrl=currentUrl;  //self.content.location.href;
   }
   else
   {
     alert("missing parent.contentURL");
   }
}