function previewWindowOpen(value) {
var ns4=(document.layers)? true:false;
var ie4=(document.all)? true:false;
if (ie4) width=((window.document.body.clientWidth)/3)*2;
if (ns4) width=((window.innerWidth)/3)*2;
if (ie4) height=((window.document.body.clientHeight)/3)*2;
if (ns4) height=((window.innerHeight)/3)*2;
previewWindow=window.open("","preview","scrollbars=yes,toolbar=no,location=no,status=no,menubar=no,resizable=yes,width=" + width + ",height=" + height);
previewWindow.document.write ('');
previewWindow.document.write ('');
previewWindow.document.write ('preview');
previewWindow.document.write ('');
previewWindow.document.write ('');
previewWindow.document.write ('');
previewWindow.document.write (value);
previewWindow.document.write ('');
previewWindow.document.write ('');
previewWindow.document.close();
}
function LoadUrl(s) {
url = s.item(s.selectedIndex).value;
document.location = url;
}