justo andaba con un codigo ... espero y te funcione ...
Código HTML:
Ver original<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <script type="text/javascript"> google.load("jquery", "1.6.2");
<script type="text/javascript"> $(function(){
$(document).keydown(checkKey);
})
function checkKey(e){
var valor = String.fromCharCode(e.which);
alert(valor);
}