/* Drop Down Menus */
$(document).ready(function(){

	$("ul.topnav li a").hover(function() { //When mouse hovers...
		
		//Following events are applied to the subnav itself (moving subnav up and down)
		$(this).parent().find("ul.subnav").stop().slideDown('fast').show('slow', function(){
			$(this).height("auto");
		}); //Drop down the subnav on click
 
 
		$(this).parent().hover(function() {
		}, function(){	
			$(this).parent().find("ul.subnav").stop().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"
	});
 
});

/* Script to launch link whilst still being strict compliant */
function externalLinks() { 
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "external") 
     anchor.target = "_blank"; 
 } 
} 
window.onload = externalLinks;