function right(e) 
{
if (navigator.appName == 'Netscape' && 
(e.which == 3 || e.which == 2))
return false;
else if (navigator.appName == 'Microsoft Internet Explorer' && 
(event.button == 2 || event.button == 3)) {
alert("n o  r i g h t  c l i c k s  a l l o w e d");
return false;
}
return true;
}

document.onmousedown=right;
document.onmouseup=right;
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
if (document.layers) window.captureEvents(Event.MOUSEUP);
window.onmousedown=right;
window.onmouseup=right;



//============================================================

//var refer=true;
//function combo() {
//if (refer) {
//  document.all.contents.style.visibility="visible";
//  refer=false;
//}
//else {
//  document.all.contents.style.visibility="hidden";
//  refer=true;
//}
//}

//============================================================

var refer=true;
function showhdc()
{
document.all.hdc.style.visibility="visible";
}
function hidehdc()
{
document.all.hdc.style.visibility="hidden";
}

var refer=true;
function show()
{
document.all.contents.style.visibility="visible";
}
function hide()
{
document.all.contents.style.visibility="hidden";
}

var refer=true;
function show1()
{
document.all.metal.style.visibility="visible";
}
function hide1()
{
document.all.metal.style.visibility="hidden";
}

var refer=true;
function showchillums()
{
document.all.chillums.style.visibility="visible";
}
function hidechillums()
{
document.all.chillums.style.visibility="hidden";
}

var refer=true;
function showcer()
{
document.all.cer.style.visibility="visible";
}
function hidecer()
{
document.all.cer.style.visibility="hidden";
}

var refer=true;
function showclearglass()
{
document.all.clearglass.style.visibility="visible";
}
function hideclearglass()
{
document.all.clearglass.style.visibility="hidden";
}

var refer=true;
function showgrinders()
{
document.all.grinders.style.visibility="visible";
}
function hidegrinders()
{
document.all.grinders.style.visibility="hidden";
}