var preloadFlag = false, tjpopwindow;
preloadImagesg();

window.onunload = closepopup;
if (document.all)
  browse = "ie";
else
  browse = "nn";

function newImage(arg)
{
	if (document.images) 
	{
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages()
{
	if (document.images && (preloadFlag == true))
	{
		for (var i=0; i<changeImages.arguments.length; i+=2) 
		{
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function preloadImagesg()
{
	if (document.images) 
	{
		icehdg_over = newImage("images/icehdg-over.jpg");
		icebag_over = newImage("images/icebag-over.jpg");
		icesculpt_over = newImage("images/icesculpt-over.jpg");
		iceluge_over = newImage("images/iceluge-over.jpg");
		icefruit_over = newImage("images/icefruit-over.jpg");
		preloadFlag = true;
	}
}

function tjpopup(popurl)
{
   if (tjpopwindow != null) tjpopwindow.close();
   tjpopwindow= window.open(popurl, "", "top=5, left=5, width=795, height=570, scrollbars, resizable");
}
function closepopup()
{
  if(tjpopwindow != null) tjpopwindow.close();
}