if (document.images) {

	var contactn = new Image();
	contactn.src = "images/contact.gif";
	var contacta = new Image();
	contacta.src = "images/contact_on.gif";

	var freequoten = new Image();
	freequoten.src = "images/freequote.png";
	var freequotea = new Image();
	freequotea.src = "images/freequote_on.png";
	
}

function act(imgName) {
  if (document.images) 
    document[imgName].src = eval(imgName + "a.src");
}

function inact(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + "n.src");
}