var showImageFx;

function initGallery(){

	$$('.imagegallery').each(function(element){
		
		element.addEvent('click', function(){
			
			var objImage = $('rightContentImage_A');
			if (showImageFx!=null) showImageFx.cancel();
			
			// all browsers
			if (objImage!=null){
				var changeImageFx = new Fx.Tween(objImage, {
					duration:150,
					onComplete:function(){
						objImage.src = element.id;
						imageChangeComplete(objImage);
					}
				});
				changeImageFx.start('opacity',0);
			}
			// ie6
			else {
				objImage = $('divRightContentImage_A');
				var changeImageFx = new Fx.Tween(objImage, {
					duration:150,
					onComplete:function(){
						objImage.setStyle('background-image', 'url('+element.id+')');
						imageChangeComplete(objImage);
					}
				});
				changeImageFx.start('opacity',0);
			}
			
		});
		
		}
	);

}

function imageChangeComplete(objImage){
	showImageFx = new Fx.Tween(objImage, {
		duration:1000
	});
	showImageFx.start('opacity',1);
}