function popWindow(URL,windowname,width,height,scrollbars) {
		if(scrollbars != 1) scrollbars = 0;					
		mb = window.open(URL,windowname, 'toolbar=0,scrollbars='+scrollbars+',location=0,statusbar=0,menubar=1,resizable=1,width='+width+',height='+height);
		mb.resizeTo(width+2,height+80);		
		mb.focus();
	}