function submit_metrics() {
	location.href ='/gifts'+get_url()+'.html';
}
function get_url() {
	var new_url = '';
	var e = document.forms[0].elements;
	for (i=0;i<e.length;i++)
	{
		if (((e[i].id.substr(0,3) == 'mr_') && (e[i].type = 'radio')) && e[i].checked) {
			if (e[i].value.substr(0,3) == 'mt_')
				new_url += '-' + e[i].value + '-' + e[i].value.substr(3,99);
			else
				new_url += '-' + e[i].value + '-';
		}
	}
	return new_url;
}

function click_metric(id) {
	var e = document.getElementById(id);
	e.checked = !e.checked;
}