<!-- //

function closeLayer() {
		$('layer').hide();
		$('layer_overlay').hide();
	}

var popup = {

	initialize:function()
		{
			$$('a.popup.openLayer').invoke('observe', 'click', popup.open);
		},
	open:function(event)
		{
			var element = Event.element(event);
			var arrayWindowSize = popup.getWindowSize();
			$('layer_overlay').setStyle({ width: arrayWindowSize[0] + 'px', height: arrayWindowSize[1] + 'px' });
			$('layer').show();
			$('layer_overlay').show();
			new Effect.ScrollTo('layer_overlay', {offset: 0, duration: 0});
			//$('closeButton').firstChild.nodeValue = element.rel;
			$$('.popup.close').invoke('observe', 'click', popup.close);
			return false;
		},
	close:function()
		{
			$('layer').hide();
			if($('layer_overlay')){
				$('layer_overlay').hide();
			}
		},
	getWindowSize: function() {
	        
	    var xScroll, yScroll;
		
		if (window.innerHeight && window.scrollMaxY) {	
			xScroll = window.innerWidth + window.scrollMaxX;
			yScroll = window.innerHeight + window.scrollMaxY;
		} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
			xScroll = document.body.scrollWidth;
			yScroll = document.body.scrollHeight;
		} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
			xScroll = document.body.offsetWidth;
			yScroll = document.body.offsetHeight;
		}
		
		var windowWidth, windowHeight;
		
		if (self.innerHeight) {	// all except Explorer
			if(document.documentElement.clientWidth){
				windowWidth = document.documentElement.clientWidth; 
			} else {
				windowWidth = self.innerWidth;
			}
			windowHeight = self.innerHeight;
		} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
			windowWidth = document.documentElement.clientWidth;
			windowHeight = document.documentElement.clientHeight;
		} else if (document.body) { // other Explorers
			windowWidth = document.body.clientWidth;
			windowHeight = document.body.clientHeight;
		}	
		
		// for small pages with total height less then height of the viewport
		if(yScroll < windowHeight){
			pageHeight = windowHeight;
		} else { 
			pageHeight = yScroll;
		}
	
		// for small pages with total width less then width of the viewport
		if(xScroll < windowWidth){	
			pageWidth = xScroll;		
		} else {
			pageWidth = windowWidth;
		}

		return [pageWidth,pageHeight];
	}
}

Event.observe(window, 'load', popup.initialize);

// -->