$(document).ready(function(){
	//$("ul.topnav li a").click(function() { //When trigger is clicked...
	$("ul.topnav li a, ul.sidenav li a").mouseover(function() { //When trigger is clicked...

		//Following events are applied to the subnav itself (moving subnav up and down)
		$(this).parent().find("ul.subnav").slideDown('fast').show(); //Drop down the subnav on click

		$(this).parent().hover(function() {
		}, function(){
			$(this).parent().find("ul.subnav").slideUp('fast'); //When the mouse hovers out of the subnav, move it back up
		});

		//Following events are applied to the trigger (Hover events for the trigger)
		}).hover(function() {
			$(this).addClass("subhover"); //On hover over, add class "subhover"
		}, function(){	//On Hover Out
			$(this).removeClass("subhover"); //On hover out, remove class "subhover"
	});

});

function numbersonly(myfield, e) {
	var key;
	var keychar;
	if (window.event) key = window.event.keyCode;
	else if (e)  key = e.which;
	else return true;
	if ((key > 47 && key < 58) || key == 8 || key == 9 || keyCode == 9) return true;
	else return false;
	}