var W3CDOM = (document.createElement && document.getElementsByTagName);
var gallery = new Array();

function initShowCase () {
	if (!W3CDOM) return;

	var imgs = document.getElementById('thumbs').getElementsByTagName('img');    
	for (i = 0; i<imgs.length; i++) {
	var full = imgs[i].src.replace('thumbs','full');
	gallery[i] = new Image();
	gallery[i].src = full;

	imgs[i].onmouseover = mouseOver;
	imgs[i].onmouseout = mouseOut;
	}
        
// end init
}
 mouseOver = function () {
 	 this.style.borderColor = "silver";
     var img = this.src.replace("thumbs", "full");
      document.getElementById('selectedImg').style.visibility = "visible";
     document.getElementById('selectedImg').src = img;
	}
		
mouseOut = function () {
	this.style.borderColor = "#ededed";
	 document.getElementById('selectedImg').style.visibility = "hidden";

	}