<script language="Javascript">
//Mask the right mouse button, Ctrl+N, Shift+F10, F5 refresh, backspace key
//Block F1 help
function ()
{
return false
}
function KeyDown()
{
//alert();
//Shield Alt+ Article key ← Shield Alt+ Article key →
if (()&&((==37)||(==39)))
{
//alert("You are not allowed to use the ALT+ arrow keys to advance or back the web page!");
=false;
}
//Mask backspace deletion key, block F5 refresh key, Ctrl + R
if ((==116)||( && ==82))
{
=0;
=false;
}
//Block Ctrl+n
if (()&&(==78))
{
=false;
}
//Shift+F10
if (()&&(==121))
{
=false;
}
//Shift, add the left mouse button to open a new web page
if ( == "A" && )
{
= false;
}
//Shield Alt+F4
if (()&&(==115))
{
("about:blank","","dialogWidth:1px;dialogheight:1px");
return false;
}
//Block Ctrl+A
if(()&&(==65))
{
return false;
}
}
</script>