function showLarge(url,width,height){
	if(window.showModalDialog){
		showModalDialog(url,'showLarge','dialogHeight:'+(height+25)+'px;dialogWidth:'+(width+5)+'px;center:yes;dialogHide:no;edge:raised;help:no;resizable:no;scroll:no;status:no;unadorned:yes');
	}else{
		window.open(url,'showLarge','top='+((screen.height-height)/2)+',left='+((screen.width-width)/2)+',height='+height+',width='+width+',resizable=no,scroll=no,dialog=yes,dependent=yes,chrome=yes');
	}
}