// POPUP WINDOW
	function openpopup(popurl, w, h, sizable) {
		str = 'width='+(w+20)+',height='+(h+30);
		if ( sizable != true ) {
			str = str + ',scrollbars=no,resizable=no,status=no';
		} else {
			str = str + ',scrollbars=yes,resizable=yes,status=yes';
		}
		window.open(popurl,'',str);
	}