function ValidarKeyUp(e){
   if(e.keyCode == 13){
     e.returnValue=false;
     e.cancel = true;
     login();
   }
}

function ValidarRequest(){
    var password = document.getElementById("password")
    password.focus()
}

function login(){

  var password =  Ext.getDom("password")
    
  if(password.value == ''){
    alert("Por favor digite su password");
    password.focus();
    return;
  }
  
  Ext.Ajax.request({
	url: '/proveedores/proveedor.ashx?ACT=loginPolo&login=' + login.value + '&password=' + password.value,
    success: callbackLogin
});
}

function callbackLogin(o){
    var login = eval(o.responseText)
    if(login){
        window.location.href="consultaPolo.htm"
    }
    else{
        alert("Password incorrecto")
          var password =  Ext.getDom("password")
          password.value= '';
          password.focus()
    }
}