if (document.images) {
image1on = new Image(); image1on.src = "img/b11.jpg"; 
image2on = new Image(); image2on.src = "img/b21.jpg"; 
image3on = new Image(); image3on.src = "img/b31.jpg";
image4on = new Image(); image4on.src = "img/b41.jpg";
image5on = new Image(); image5on.src = "img/b51.jpg";
image6on = new Image(); image6on.src = "img/b61.jpg";
image7on = new Image(); image7on.src = "img/b71.jpg";
image8on = new Image(); image8on.src = "img/b81.jpg";
image9on = new Image(); image9on.src = "img/b91.jpg";
imageAon = new Image(); imageAon.src = "img/bA1.jpg";
image1off = new Image(); image1off.src = "img/b1.jpg";
image2off = new Image(); image2off.src = "img/b2.jpg";  
image3off = new Image(); image3off.src = "img/b3.jpg";
image4off = new Image(); image4off.src = "img/b4.jpg";
image5off = new Image(); image5off.src = "img/b5.jpg";
image6off = new Image(); image6off.src = "img/b6.jpg";
image7off = new Image(); image7off.src = "img/b7.jpg";
image8off = new Image(); image8off.src = "img/b8.jpg";
image9off = new Image(); image9off.src = "img/b9.jpg";
imageAoff = new Image(); imageAoff.src = "img/bA.jpg";
}
function turnOn(imageName) {
if (document.images) {document[imageName].src = eval(imageName + "on.src");}
}
function turnOff(imageName) {
if (document.images) {document[imageName].src = eval(imageName + "off.src");}
}

function clickIE()
{
   if (document.all) {return false}
}

function clickNS(n)
{
   if (document.layers||
   (document.getElementById&&!document.all))
   {if (n.which==2||n.which==3) {return false}}
}
if (document.layers)
{
   document.captureEvents(Event.MOUSEDOWN);
   document.onmousedown = clickNS
}
else
{
   document.onmouseup = clickNS;
   document.oncontextmenu = clickIE
}
document.oncontextmenu = new Function("return false")

function disableselect()
{return false}

if (window.sidebar)
// Works in NS6
document.onmousedown = disableselect
else
// Works in IE4+
document.onselectstart = new Function("return false")