function disableselect(e){
return false
}
function reEnable(){
return true;
}
//if IE4+
document.onselectstart=new Function ("return false");
document.oncontextmenu=new Function('return false');
//if NS6
if (window.sidebar){
document.onmousedown=disableselect;
document.onclick=reEnable;
}

var cmessage="Copyright © 2007-2009 Vanginfo.vn, All Rights Reserved.";

function click(e) {
if (document.all) {
if (event.button == 2) {
//alert(cmessage);
return false;
}
}
if (document.layers) {
if (e.which == 3) {
//alert(cmessage);
return false;
}
}
}
if (document.layers) {
document.captureEvents(Event.MOUSEDOWN);
}
document.onmousedown=click; 


function disableSelection(target){
if (typeof target.onselectstart!="undefined") //IE route
	target.onselectstart=function(){return false}
else if (typeof target.style.MozUserSelect!="undefined") //Firefox route
	target.style.MozUserSelect="none"
else //All other route (ie: Opera)
	target.onmousedown=function(){return false}
target.style.cursor = "default"
}
disableSelection(document.body)