//Javascript

function toggleOverlay(name){
	var ell = document.getElementById('overlay').style;
	if(ell.display != 'none'){
		document.getElementById(name).style.display = 'none';
		$('overlay').fade({duration: 0.2});
	}else{
		$('overlay').appear({duration: 0.4});
		Effect.Grow(name);
	}
}

function zoomPicture(src){
	document.getElementById('picture-zoomed').src = src;
	toggleOverlay('picture-zoom');
	Effect.Grow('picture-zoomed');
	
	document.getElementById('picture-loading').style.display = 'none';
}

function unZoomPicture(){
	toggleOverlay('picture-zoom');
	
	
	document.getElementById('picture-zoomed').style.display = 'none';
	document.getElementById('picture-loading').style.display = 'block';
}