// JavaScript Document
activerRolloverImages = function()
	{
	var img = document.getElementsByTagName("img")
	for (i=0; i<img.length; i++)
		{
		img[i].onmouseover=function()
			{
			chaine = this.src;
			if(chaine.indexOf("down.jpg") == -1)
				{
				this.src = chaine.replace("up.gif","roll.gif");
				}
			}
		img[i].onmouseout=function()
			{
			chaine = this.src;
			this.src = chaine.replace("roll.gif","up.gif");
			}
		}
	}

window.onload= function()
	{
	activerRolloverImages();
	}