function popup(sURL) {
	openwindow(sURL,'400','480');
}

function openwindow(sURL,sHeight,sWidth) {
	var sFeatures = "top=50,left=50,height=" + (sHeight) + ",width=" + (sWidth) + ",toolbar=no,location=no,menubar=no,status=no,scrollbars=no,resizable=no";
	var oSampWin = window.open(sURL,"_blank",sFeatures);
}