var AdditionalInfoPopup = Class.create({

	initialize: function(content){
		this.box = 'additionalInformationBox';
		this.content = content;
		$$('.additional-info-content')[0].innerHTML = content;
	},

	addEventListeners:function(){
		$('additionalInfo').observe('click',this.togglePopup.bindAsEventListener(this));
		$('additional-info-close').observe('click',this.togglePopup.bindAsEventListener(this));
		$('additional-info-close-image').observe('click',this.togglePopup.bindAsEventListener(this));
	},
	togglePopup: function(){		
		var viewport = document.viewport.getDimensions();
		var overlay = $$('.overlay')[0];	
		overlay.style.height = document.body.clientHeight + 'px';
		overlay.toggle();
		$(this.box).toggle();
	}

});