if (document.images) {

/* INDEX PHOTOs */
var menu1on = new Image();
menu1on.src = "images/1p.gif";
var menu1off = new Image();
menu1off.src = "images/1.gif";

var menu2on = new Image();
menu2on.src = "images/2p.gif";
var menu2off = new Image();
menu2off.src = "images/2.gif";

var menu3on = new Image();
menu3on.src = "images/3p.gif";
var menu3off = new Image();
menu3off.src = "images/3.gif";

var menu4on = new Image();
menu4on.src = "images/4p.gif";
var menu4off = new Image();
menu4off.src = "images/4.gif";

var menu5on = new Image();
menu5on.src = "images/5p.gif";
var menu5off = new Image();
menu5off.src = "images/5.gif";

var menu6on = new Image();
menu6on.src = "images/6p.gif";
var menu6off = new Image();
menu6off.src = "images/6.gif";

var menu7on = new Image();
menu7on.src = "images/7p.gif";
var menu7off = new Image();
menu7off.src = "images/7.gif";

var menu8on = new Image();
menu8on.src = "images/8p.gif";
var menu8off = new Image();
menu8off.src = "images/8.gif";

}

function On(name) {
  if (document.images) {
    document.images[name].src = eval(name + 'on.src');
  }
}

function Off(name) {
  if (document.images) {
    document.images[name].src = eval(name + 'off.src');
  }
}