function clearForm(form, exceptElement) {
	var elements = form.elements;
	for (var i=0; i<elements.length; i++) {
		var elm = elements[i];
		if (!exceptElement || elm.name!=exceptElement) {
			if (elm.type == "text" || elm.type == "hidden") {
				elm.value = '';
			} else if (elm.tagName=='SELECT') {
				elm.selectedIndex = 0;
			} else if (elm.type == "checkbox") {
				elm.checked = false;
			} else if (elm.type == "radio") {
				elm.checked = false;
			}
		}
	}
}