var imgSlider = function() {
	imgSliderID = document.getElementById('imgSlider');
	var tags = (imgSliderID) ? imgSliderID.getElementsByTagName('li') : 0;
	for (var i=0;i<tags.length;i++) {
		tags[i].onclick=function() {
			id = this.id.replace(/[^0-9]/g,'');
			var k=0;
			while(document.getElementById('slider'+k)) {
				document.getElementById('slider'+k).className = "slider";
				document.getElementById('slide'+k).style.display = "none";
				k++;
			}
			this.className = "slider selected";
			document.getElementById('slide'+id).style.display = "block";
		}
	}
}
window.onload=function() {imgSlider();}