function switchimage(e) {
	var enlarger = document.getElementById('enlarger');
	var d = enlarger.getElementsByTagName('div');
	for (var i = 0; i < d.length; i++) {
			//d[i].setAttribute('style', 'z-index:0;');
			d[i].style.zIndex = 0;
	}
	var element = document.getElementById(e);
	//element.setAttribute('style', 'z-index:1;');
	element.style.zIndex = 2;
}