function setId(varName)
{
	var url = window.location.href;
	var qparts = url.split("?");

	if (qparts.length == 0) {
		return "";
	}

	var query = qparts[1];
	var vars = query.split("&");
	var value = "";

	for (i = 0; i < vars.length; i++) {
		var parts = vars[i].split("=");

		if (parts[0] == varName) {
			value = parts[1];
			break;
		}
	}

	value = unescape(value);
	value.replace(/\+/g," ");

	document.HTTPVarAuthenticationForm.Id.value = value;
}

function openWindow(myLink) {
	if(!window.focus) return;

	var myWin = window.open("survey.html","SurveyWindow","title=yes,dependent=no,scrollbars=yes,resizable=yes");

	myWin.focus();
	myLink.target = "SurveyWindow";
}

function setRanId()
{
	var rnum = Math.round((Math.random() * 9000000000) + 1000000000);
	document.HTTPVarAuthenticationForm.Id.value = rnum;
}