// Handle image rollovers for navigation
function navSwap(e) {
	var name = e.name;
	var path = "/wp-content/themes/push/images/"
	
	if(e.src.indexOf("_off") > -1) 
		e.src = path + name + ".png";
	else
		e.src = path + name + "_off.png";
}

function validate(form) {
	var name = form.name.value;
	var email = form.email.value;
	if(name == '') {
		alert('Please enter your name');
		form.name.focus();
		return false;
	} else if (!validateEmail(email)) {
		alert('Please enter a valid email address');
		form.email.focus();
		return false;		
	}
	return true;
}
	
function validateEmail(email) {
	var exp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	return email.match(exp);
}