<!--
function showpopup(theURL,thewidth,theheight)
{
	document.all('lookup').style.top = window.screen.height/2-theheight/2;
	document.all('lookup').style.left = window.screen.width/2-thewidth/2;
	document.all('lookup').style.display = "block";
  	document.all('lookupframe').src = theURL;
	document.all('lookupframe').style.width = thewidth;
	document.all('lookupframe').style.height = theheight;
}
-->