function noRightClick(e) {
  if (document.layers || document.getElementById && !document.all) {
    if (e.which == 2 || e.which == 3) {
      document.captureEvents(Event.MOUSEDOWN);
      return false;
    }
  } else if (document.all && !document.getElementById) {
    if (event.button == 2)
      return false;
  }
}

function noContextMenu () {
  return false;
}

document.onmousedown = noRightClick;
document.oncontextmenu = noContextMenu;


//form tags to omit:
var omitformtags=["input", "textarea", "select"]
function disableselect(e){
for (i = 0; i < omitformtags.length; i++)
if (omitformtags[i]==(e.target.tagName.toLowerCase()))
return;
return false
}
function reEnable(){
return true
}



function noSelect(){
if (typeof document.onselectstart!="undefined"){
document.onselectstart=new Function ("return false")
if (document.getElementsByTagName){
tags=document.getElementsByTagName('*')
for (j = 0; j < tags.length; j++){
for (i = 0; i < omitformtags.length; i++)
if (tags[j].tagName.toLowerCase()==omitformtags[i]){
tags[j].onselectstart=function(){
document.onselectstart=new Function ('return true')
}
if (tags[j].onmouseup!==null){
var mUp=tags[j].onmouseup.toString()
mUp='document.onselectstart=new Function (\'return false\');\n'+mUp.substr(mUp.indexOf('{')+2,mUp.lastIndexOf('}')-mUp.indexOf('{')-3);
tags[j].onmouseup=new Function(mUp);
}
else{
     tags[j].onmouseup=function(){
    document.onselectstart=new Function ('return false')
    }
}
}
}
}
}
else{
     document.onmousedown=disableselect
     document.onmouseup=reEnable
    }
}



window.onload=noSelect;