Forums / Craftwork / Client-side / help please

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$(document).ready(function(){

	$("ul.subnav").parent().append("<span class="dropdownclicker"></span>"); //Only shows drop down trigger when js is enabled (Adds empty span tag after ul.subnav*)

	$("ul.topnav li span.dropdownclicker").click(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('slow'); //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"
	});
});      

ul.topnav li span.dropdownclicker { /*--Drop down trigger styles--*/
	width: 13px;
	height: 35px;
	float: left;
	background: url(img/subnav_btn.gif) no-repeat center top;