Código PHP:
<?php
$BD2 = mysql_connect("localhost", "root");
mysql_select_db("jminformatica",$BD2);
$result = mysql_query("SELECT user,password,nombre FROM login WHERE user='$_POST[fusuario]' AND password='$_POST[fpassword]'");
if($row = mysql_fetch_array($result)){
}else{
echo "<meta http-equiv='refresh' content='0;URL=validar_user_pass_error.html'>";
}
?>