
<!--

function bderecho(e) { 
if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2)) 
return false; 
else if (navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3)) { 
alert(" El boton derecho del raton no funciona "); 
return false; 
} 
return true; 
} 
if (document.layers) window.captureEvents(Event.MOUSEDOWN); 

window.onmousedown=right; 

function keypressed() { 
alert(" Las teclas no funcionan "); 
} 
document.onmousedown=right; 
document.onkeydown=keypressed; 

//-->