function imageGallery(){
	newwindow = window.open('/image-gallery/','Image Gallery','height=650,width=1100,resizable=yes,scrollbars=yes');
	
	if (window.focus){
		newwindow.focus()
	}
	
	return false;
}

function hideOverlay()
{
	document.getElementById('overlay').style.display = "none";
}

function showOverlay()
{
	document.getElementById('overlay').style.display = "block";
}