Yo lo modifiqué un poco..la idea es que funione en unsa sola caja de texto:
Código:
<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Modificar Rut</title>
<style type="text/css">
<!--
body {
margin-left: 0px;
margin-top: 0px;
margin-right: 0px;
margin-bottom: 0px;
}
-->
</style>
<link href="estilos.css" rel="stylesheet" type="text/css" />
<script language="JavaScript" type="text/javascript">
function ValRut(rutx)
{
var count = 0;
var count2 = 0;
var factor = 2;
var suma = 0;
var sum = 0;
var digito = 0;
var arrRut = rutx.split('-');
if(arrRut.length!=2)
{
document.getElementById('Verificacion').innerHTML=" ";
document.form1.Submit.disabled='disabled';
return false;
}
var rut = arrRut[0];
var dvIn = arrRut[1];
count2 = rut.length - 1;
while(count < rut.length)
{
sum = factor * (parseInt(rut.substr(count2,1)));
suma = suma + sum;
sum = 0;
count = count + 1;
count2 = count2 - 1;
factor = factor + 1;
if(factor > 7){factor=2;}
}
digito = 11 - (suma % 11);
if (digito == 11){digito = 0;}
if (digito == 10) {digito = "k";}
//form.dig.value = digito;
if(digito==dvIn)
{
document.getElementById('Verificacion').innerHTML="<span class='textoAzul'>Rut OK</span>";
document.form1.Submit.disabled='';
}
else
{
document.getElementById('Verificacion').innerHTML="<span class='TextoChicoDestacado'>Rut Erroneo</span>";
document.form1.Submit.disabled='disabled';
}
}
</script>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
<table width="100%" border="0" cellpadding="0" cellspacing="0" bgcolor="#FBFBFB">
<tr>
<td class="TextoNormal"><div align="center" class="TituloChico">ingresar nuevo rut </div></td>
</tr>
<tr>
<td> </td>
</tr>
<tr>
<td align="center"><input name="NewRut" type="text" class="CampoTextoFecha" id="NewRut" onkeyup="ValRut(this.value);" value="" maxlength="10" />
<input type="submit" name="Submit" value="Guardar" disabled="disabled" />
<input type="button" name="Submit2" value="Cerrar" /></td>
</tr>
<tr>
<td align="center" id="Verificacion"> </td>
</tr>
</table>
</form>
</body>
</html>