function disableRightClick(e)

{ var message = "Protegido por direitos de autor";
if(!document.rightClickDisabled) // initialize
{if(document.layers) 
 { document.captureEvents(Event.MOUSEDOWN);document.onmousedown = disableRightClick; }
 else document.oncontextmenu = disableRightClick; return document.rightClickDisabled = true;}
 if(document.layers || (document.getElementById && !document.all))
{if (e.which==2||e.which==3)
{alert(message); return false;}}
else{alert(message);return false;}}
disableRightClick();

// JavaScript Document