function hideImage(){
if (document.layers){
document.layimage1.visibility="hide"
//alert("Never try that again")
}
else if(document.all||document.getElementById){
(document.getElementById)?
nct=document.getElementById("docimage")
: nct=document.all.docimage
nct.style.visibility="hidden";
//alert("Never try that again")  //you may exclude alert
}
}

if(window.document.attachEvent)
{
window.document.attachEvent('onmousewheel',stopMouseWheel);
}
function stopMouseWheel() 
{
if(window.event.srcElement.type)
{if(window.event.srcElement.type == 'select-one'){return false;}}
}

  function popup_window() {
    window.open('http://www.erolling.com/pre-orders.php', 'popup', 'width=400, height=450, menubar=no, scrollbars=no, toolbar=no, location=no, resizable=no, top=50, left=50');
  }

function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=500,height=535,screenX=150,screenY=150,top=150,left=150')
}