if (window.Event) // Only Netscape will have the CAPITAL E.
  document.captureEvents(Event.MOUSEUP); // catch the mouse up event
function nocontextmenu()  // this function only applies to IE4, ignored otherwise.
{
 event.cancelBubble = true
 event.returnValue = false;
 return false;
}
function norightclick(e) // This function is used by all others
{
 if (window.Event) // again, IE or NAV?
 {
  if (e.which == 2 || e.which == 3)
   return false;
 }
 else
  if (event.button == 2 || event.button == 3)
  {
   event.cancelBubble = true
   event.returnValue = false;
   return false;
  }
}
document.oncontextmenu = nocontextmenu;  // for IE5+
document.onmousedown = norightclick;  // for all others

var omitformtags=["input", "textarea", "select"]

omitformtags=omitformtags.join("|")

function disableselect(e){
if (omitformtags.indexOf(e.target.tagName.toLowerCase())==-1)
return false
}

function reEnable(){
return true
}

if (typeof document.onselectstart!="undefined")
document.onselectstart=new Function ("return false")
else{
document.onmousedown=disableselect
document.onmouseup=reEnable
}