function rollCannezzo() 
{
	if (!document.getElementById) return false;
	if (!document.getElementById("slaapzakPic")) return false;
	var preloadPic = new Image();
	preloadPic.src = "pics/slaapzakken/can1.jpg";
	
	var pic = document.getElementById("slaapzakPic");
	pic.onmouseover = function()
	{
		pic.setAttribute("src","pics/slaapzakken/can1.jpg");
	}
	pic.onmouseout = function()
	{
		pic.setAttribute("src","pics/slaapzakken/can2.jpg");
	}	
}

addLoadEvent(rollCannezzo);