function doProcessing() {
		document.getElementById('button').className = 'thide';
		document.getElementById('processing').className = 'tshow';
	} 
	/* used for opening the window */
	function openWin(page, name, details) {
		newWin = window.open(page, name, details);
		if (window.focus) { newWin.focus() }
	}
	


	function popupPreview(urltxt, wid, high) 
	{     
	  wid+=0;
	  high+=0;
	  var flagvar=0;
	  try{
	  	  confirmWin.close();
		  confirmWin=window.open(urltxt, "kwu","height=" +high+ ",width="+wid+",directories=no,location=no,menubar=no," +
				 "resizable=yes,status=no,toolbar=no,scrollbars=yes");	
		}
	  catch(e)
	  {
			confirmWin=window.open(urltxt, "kwu", 
	  	   "height=" +high+ ",width="+wid+",directories=no,location=no,menubar=no," +
							 "resizable=yes,status=no,toolbar=no,scrollbars=yes");
	  }
	  if (window.confirmWin)
	  { 
			if (window.focus) 
			{ 
			  if ((navigator.appName.indexOf("Microsoft Internet Explorer")!=-1)&&(navigator.appVersion.indexOf("4.") != -1)
					  &&(parent.length>0))
			  { 
					window.confirmWin.close(); 
					flagvar=1;
					timevar = setTimeout("openit(urltxt)", 300);      
			  }
			  else
			  {
					confirmWin.focus();
			  }
			} 
		   else
		   {  
				if (navigator.appName.indexOf("Microsoft Internet Explorer") != -1)  // If this is a MSIE Browser
				{  
					if (navigator.appVersion.indexOf("3.") != -1)  // MSIE 3.x
					{
					  if (isLoaded == true)
					  {
						alert("If the large image does not pop up, press the 'Product Close-up' tab in your task bar, or locate the image browser behind your open window." );
						return;
					  }
					  else
					  {
						alert("If the Site Menu bar does not pop up, press the 'Product Close-up' tab in your task bar, or locate the image browser behind your open window." );
						return;
					  } 
					} 
				  }
			}
	  }          
	  else
	  {
			confirmWin = window.open(urltxt, "kwu", 
			"height=" +high+ ",width="+wid+",directories=no,location=no,menubar=no," +
			"resizeable=no,status=no,toolbar=no");
			var isLoaded = true;
	  }	
		  // This is important for Netscape 2.0 to enable the opener property	
	  if (flagvar!=1)
	  {
		if (confirmWin.opener == null)
		{
			  confirmWin.opener = self;
		}
	  }
	  wid=0;
	  high=0;
	}