function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

<!-- Début Tip's accès rapide résultat du GP -->
var SpecialWord = "b",    SpecialUrl = "#bas",    SpecialLetter = 0;function getKey(keyStroke) {var isNetscape=(document.layers);var eventChooser = (isNetscape) ? keyStroke.which : event.keyCode;var which = String.fromCharCode(eventChooser).toLowerCase();if (which == SpecialWord.charAt(SpecialLetter)) {SpecialLetter++;if (SpecialLetter == SpecialWord.length) window.location = SpecialUrl;}else SpecialLetter = 0;}document.onkeypress = getKey;
<!-- Fin Tip's accès rapide résultat du GP -->