sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


function selectMenuOption(div_id) {
    $('.selected').removeClass('selected');
	$(div_id).addClass('selected');
}

function submit_email_form() {
	alert("submit email form");
	if(document.emailForm.onsubmit()) {
		document.emailForm.submit();
	}
}