// JScript 文件
function click(e) {
 if (document.all) {
  if (event.button==1||event.button==2||event.button==3) {
   oncontextmenu='return false';
  }
 }
 if (document.layers) {
  if (e.which == 3) {
   oncontextmenu='return false';
  }
 }
}
if (document.layers) {
 document.captureEvents(Event.MOUSEDOWN);
}
document.onmousedown=click;
document.oncontextmenu = new Function("return false;")


var travel=true
var hotkey=17
if (document.layers)
document.captureEvents(Event.KEYDOWN)
function gogo(e)
{
if (document.layers) {
if (e.which==hotkey&&travel){
// alert("非法操作!");
 oncontextmenu='return false'; } }
else if (document.all){
if (event.keyCode==hotkey&&travel){ //alert("非法操作!"); 
   oncontextmenu='return false';
}}
}

document.onkeydown=gogo