// JavaScript Document
window.addEvent('domready', function() {   		 
			
	var hideOverlay = function() {
	  divOut = new Fx.Tween($('overlay'), {
        property: 'opacity',
        duration: 2000, 
        transition: Fx.Transitions.Quart.easeInOut
      });   	  
      
      divOut.start(1.0, 0.0);
	}
	
	var showOverlay = function() {
		  divOut = new Fx.Tween($('overlay'), {
	        property: 'opacity',
	        duration: 2000, 
	        transition: Fx.Transitions.Quart.easeInOut
	      });   	  
	      
	      divOut.start(0.0, 1.0);
		}
	
	
	//if (document.cookie.indexOf("overlayseen") < 0) {
	//	document.cookie = "overlayseen=yes";
	//} else {
		initialise = new Fx.Tween($('overlay'), {
			property : 'opacity',
			duration : 1,
			transition : Fx.Transitions.Quart.easeInOut
		});

		initialise.start(1.0, 0.0);

//	}
	
	$('overlayClose').addEvent('click', hideOverlay);
	
	$('overlayOpen').addEvent('click', showOverlay);
	
	

									 
});