var oLastBtn=0;
bIsMenu = false;

//No Right Click
if(window.Event) document.captureEvents(Event.MOUSEUP);

function nocontextmenu(e) {
	if(navigator.appName == 'Netscape') {
		e.cancelBubble = true
  	e.returnValue = false;
	} else if(navigator.appName == 'Microsoft Internet Explorer') {
		event.cancelBubble = true
  	event.returnValue = false;
	}
  return false;
}

function norightclick(e) {
	if(window.Event) {
    if(e.which != 1) return false;
  } else
    if(event.button != 1) {
	    event.cancelBubble = true
  	  event.returnValue = false;
    	return false;
    }
}

/* Block backspace onKeyDown
function onkeydown(e) {
	if(navigator.appName == 'Microsoft Internet Explorer' && ((event.altKey) || ((event.keyCode == 8) && (event.srcElement.type != "text" && event.srcElement.type != "textarea" && event.srcElement.type != "password")) || ((event.ctrlKey) && ((event.keyCode == 78) || (event.keyCode == 82)) ) || (event.keyCode == 116))) {
	  event.keyCode = 0;
    event.returnValue = false;
  } else if(navigator.appName == 'Netscape' && ((e.altKey) || ((e.keyCode == 8) && (e.target != "text" && e.target != "textarea" && e.target != "password")) || ((e.ctrlKey) && ((e.keyCode == 78) || (e.keyCode == 82)) ) || (e.keyCode == 116))) {
		e.returnValue = false;
		return false;
	}
}
*/
document.oncontextmenu = nocontextmenu;
document.onmousedown = norightclick;
//document.onkeydown = onkeydown;