var bNow = new Date();
   var bNum = bNow.getTime();
   
   function rotateContent(pageName)
   {   
      if (pageName != "empty")
      {	
	    var newLoc = pageName;
		newLoc += "?NUM1=" + bNum;	
        if (top.frame5)
         top.frame5.location.replace(newLoc);
      }
   }