<!--

if (document.images) {

 button1off = new Image();
 button1off.src = "images/button1Off.jpg";
 button1on = new Image();
 button1on.src = "images/button1On.jpg";

 button2off = new Image();
 button2off.src = "images/button2Off.jpg";
 button2on = new Image();
 button2on.src = "images/button2On.jpg";

 button3off = new Image();
 button3off.src = "images/button3Off.jpg";
 button3on = new Image();
 button3on.src = "images/button3On.jpg";

 button4off = new Image();
 button4off.src = "images/button4Off.jpg";
 button4on = new Image();
 button4on.src = "images/button4On.jpg";

 button5off = new Image();
 button5off.src = "images/button5Off.jpg";
 button5on = new Image();
 button5on.src = "images/button5On.jpg";

 button6off = new Image();
 button6off.src = "images/button6Off.jpg";
 button6on = new Image();
 button6on.src = "images/button6On.jpg";

 button7off = new Image();
 button7off.src = "images/button7Off.jpg";
 button7on = new Image();
 button7on.src = "images/button7On.jpg";
 
}

function img_act(imgName) 
{
imgon = eval(imgName + "on.src");
document[imgName].src = imgon;
}
function img_inact(imgName) 
{
imgoff = eval(imgName + "off.src");
document[imgName].src = imgoff;
}

 -->