function startEnergyCheck(s, d, v) {
	var ver = v || 'std'; 
	var url = (d ? "http://www." + d : '' ) + "/energiecheck/index_" + ver + ".html?s=" + s;
	var oec = window.open(url, "OnlineEnergiecheck", "width=997,height=646,scrollbars=yes,location=no,menubar=no,status=no,toolbar=no");
	oec.focus();
}