function popwin(pagesrc,winname,width,height,top,left){
	newwin=window.open(pagesrc,winname,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+height+',top='+top+',left='+left);
	newwin.focus();
}