function underline() {
	var nav = document.getElementById('contact_form');
	var navlinks = nav.getElementsByTagName('label');
	for (var i = 0; i < navlinks.length; i++) {
		var accesskey = navlinks[i].getAttribute('accesskey');
		if (accesskey) {
			var link = navlinks[i];
			var linktext = link.childNodes[0].nodeValue;
			var keypos = linktext.indexOf(accesskey);
			var firstportion = linktext.substring(0,keypos);
			var keyportion = linktext.substring(keypos,keypos+1);
			var lastportion = linktext.substring(keypos+1,linktext.length);
			link.childNodes[0].nodeValue = firstportion;
			var s = document.createElement('span');
			var span = link.appendChild(s);
			var keyt = document.createTextNode(keyportion);
			span.appendChild(keyt);
			var lastt = document.createTextNode(lastportion);
			link.appendChild(lastt);
		}
	}
}