$(document).ready(function(){

	// Convert hidden email addresses to proper email links
	$('.email').replacemail({});
	
	// Click on subscribe link	  
	$("a.subscribe").click(function(evt) { 
		toggleOverlay();
    	return false
	});
	
	// Toggle the overlay
	function toggleOverlay() {
	   	$("#overlay").animate({
  			opacity: 'toggle',
  			height: 'toggle',
    	});
	}
		
	// Continue to show overlay if there's an error or success message
	$('#overlay:has(p.error, p.success)').show();	
	
	// Toggle drop down menu
	$(".dropdown dt a").click(function() {
    	$(".dropdown dd ul").toggle()
    	return false
	});	
	
	// Hide drop down menu when item is clicked
	$(".dropdown dd a").click(function() {
    	$(".dropdown dd").hide();
	});	
	
	// Show tool tip
	$("h2 a[title]").tooltip({
		position: "top center",
		offset: [0, 3], // move tool 3px to the right
		effect: "toggle",
		cancelDefault: false // prevent clash with CSS
	});
	
});