var mouseOvers = new Array();
var mouseOuts = new Array();
function imageReplacement()
{
	replaceThem(document.getElementsByTagName('h3'));
	replaceThem(document.getElementsByTagName('a'));
}
function replaceThem(x)
{
	var replace = document.createElement('img');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].getAttribute && x[i].getAttribute('imagen'))
		{
			var y = replace.cloneNode(true);
			y.src = 'images/' + x[i].getAttribute('imagen');
			y.alt = x[i].firstChild.nodeValue;
			if(x[i].getAttribute('roll'))
			{
				y.onmouseover = mouseGosesOver;
				y.onmouseout = mouseGosesOut;
				var suffix = y.src.substring(y.src.lastIndexOf('.'));
				var k = mouseOuts.length;
				mouseOuts[k] = new Image();
				mouseOuts[k].src = y.src;
				mouseOvers[k] = new Image();
				mouseOvers[k].src = y.src.substring(0,y.src.lastIndexOf('.')) + x[i].getAttribute('roll') + suffix;
				y.number = k;
			}
			x[i].replaceChild(y,x[i].firstChild);
		}
	}
}
function mouseGosesOver()
{
	this.src = mouseOvers[this.number].src;
}
function mouseGosesOut()
{
	this.src = mouseOuts[this.number].src;
}

function jir()
{
	var W3CDOM 	= (document.createElement && document.getElementsByTagName);
	if (!W3CDOM) return;
	var test = new Image();
	var tmp = new Date();
	var suffix = tmp.getTime();
	test.src = 'images/fondoBody.jpg?'+suffix;
	test.onload = imageReplacement;
}
addOnLoad('jir')