function setQueryString(formName)
{
	queryString = "";
	var frm = document.getElementById(formName);
	var numberElements = frm.elements.length;
	for (var i = 0; i < numberElements; i++)
	{
		current = frm.elements[i];
//		alert(i + " " + current.name + "=" + current.value + " " + current.type);
		if ((current.type != "checkbox" && current.type != "radio") || current.checked)
			queryString += current.name + "=" + encodeURIComponent(current.value);

		if (i < numberElements - 1)
			queryString += "&";
	}
	
}