$(document).ready(function() {
			
			$("#main_nav li span").dropShadow({left: 0, top: 0, blur: 2, opacity: 0.2});						   
  //$('div.div_toptheme:eq(0)> div:gt(0)').hide();
  $("a.downloadnav_link").mouseover(function() {

	  //alert(this.id);
 $('#main_nav').addClass("download_over");
	
	return false; 
  });
  
  $("a.downloadnav_link").mouseout(function() {

				  
	 $('#main_nav').removeClass("download_over");				  
		

	return false; 
  });  
});