function cu(){
	return false
	}

function omu(e){
	if(e.wich==1){
		window.releaseEvents(Event.MOUSEMOVE);
		window.onmousemove=null
		}
	}

function nr(e){
	if(e.wich==1){
		window.captureEvents(Event.MOUSEMOVE);
		window.onmousemove=cu
		}
	if(e.wich==3){
		return false
		}
	}

function cv() {
	vp=event.button;
	if(vp==2||vp==3)
		alert(unescape("Essa função não está disponível."))
	}

io=document.all;
ae=document.getElementById;
if(io){
	if(ae){
		document.onselectstart=cu;
		document.ondragstart=cu;
		document.oncontextmenu=cu
	}
	else{
		document.onmousedown=cv
		}
	}

if(ae&&!io){
	document.onmousedown=cu;
	document.onmouseup=nr;
	document.oncontextmenu=cu
	}

if(document.layers){
	window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
	window.onmousedown=nr;window.onmouseup=omu
	}