function OpenNewWindow(attRef,attName,attWidth,attHeight){
	
	if (attWidth==null) {
		attWidth = "350";
	}
	if (attHeight==null) {
		attHeight = "250";
	}
	window.open(attRef,attName,'left=120,top=120,width='+attWidth+',height='+attHeight+',scrollbars=1,status=0,toolbars=0,resizable=1')
}