function disableselect(e){
return false
}

function reEnable(){
return true
}
document.onselectstart=new Function ("return false")
if (window.sidebar){
document.onmousedown=disableselect
document.onclick=reEnable
}

function md(e) 
{ 
  try { if (event.button==2||event.button==3) return false; }  
  catch (e) { if (e.which == 3) return false; } 
}
document.oncontextmenu = function() { return false; }
document.ondragstart   = function() { return false; }