window.addEvent('domready', function(){
	
	var gui_imagePath = 'images/_gallery/';
	var gui_images = new Array('tafel.png', 'match.png', 'b_back.png', 'b_next.png');

	var gui_preloaded = new Array();
	for(var i = 0; i < gui_images.length; i++){
		gui_preloaded[i] = new Image(); 
		gui_preloaded[i] = gui_imagePath+gui_images[i];
	}
	
}.bind(this));


function displayGallery(gal_mode){
	if(gal_mode){
		$('galleryLayer').setStyles({ 'opacity': '0', 'display': 'block' });
		$('galleryLayer').get('tween', { property: 'opacity', duration: 500 }).start(1);
	}else{
		$('galleryLayer').get('tween', { property: 'opacity' }).start(0).chain(function(){
			$('galleryLayer').setStyles({ 'opacity': '0', 'display': 'none' });
		}.bind(this));
	}
}