Disable right-click to implement code on web pages (JavaScript code)

<script language="javascript">
function disableRightClick(e)
{
var message = "Right-click to disable...";
if(!) // initialize
{
if()
{
();
= disableRightClick;
}
else = disableRightClick;
return = true;
}
if( || ( && !))
{
if (==2||==3)
{
alert(message);
return false;
}
}
else
{
alert(message);
return false;
}
}
disableRightClick();
</script>