I can validate my form in a dialog box?.
when I press save, the form does not validate the data and closes. as I can do to validate the data and closes the dialog if validated properly.
my controller
	public function actionIndex()
	{
		$modelo=new PrThocc;
		$model=new PrTpeho('search');
	$this->performAjaxValidationn($modelo);
		$model->unsetAttributes();  // clear any default values
		
		if(isset($_GET['PrTpeho']))
			$model->attributes=$_GET['PrTpeho'];
		
		if(isset($_POST['PrThocc']))
    {
    	 $modelo->attributes=$_POST['PrThocc'];
    	
    	  if($modelo->validate()){
    	  $modelo->save();
    	  
    	  }
    	  
    	
    }
		$this->render('index',array(
			'model'=>$model,
			'modelo'=>$modelo,
		));
	}
protected function performAjaxValidationn($modelo)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='pr-thocc-form')
		{
			echo CActiveForm::validate($modelo);
			Yii::app()->end();
		}
	}
my _form
<?php
/* @var $this PrthoccsController */
/* @var $model PrThocc */
/* @var $form CActiveForm */
?>
<div class="span5">
<div class="form-horizontal well">
<?php $form=$this->beginWidget('CActiveForm', array(
	'id'=>'pr-thocc-form',
	// Please note: When you enable ajax validation, make sure the corresponding
	// controller action is handling ajax validation correctly.
	// There is a call to performAjaxValidation() commented in generated controller code.
	// See class documentation of CActiveForm for details on this.
	  
  'enableAjaxValidation'=>true,
        'clientOptions'=>array(
                'validateOnSubmit'=>true,
               ),
)); ?>
	<p class="note">Los Campos con <span class="required">*</span> son necesarios.</p>
	
	<?php if ($form->errorSummary($model)) { ?>	
    <div class='alert alert-error'>
  
	<?php echo $form->errorSummary($model); ?>
	
    </div>
	<?php }?>
		<?php echo $form->hiddenField($model,'peho_codi'); ?>
		<?php echo $form->error($model,'peho_codi'); ?>
	
	<div class="control-group">
		<?php echo $form->labelEx($model,'ceco_codi',array('class'=>'control-label')); ?>
	<div class="controls">
		 <?php
    
       echo  CHtml::hiddenField('PrThocc[ceco_codi]',$model->ceco_codi);
       $ceco_nom="";
       if (!$model->isNewRecord ){
       $ceco=GeTceco::model()->findByPk($model->ceco_codi);
       $ceco_nom=$ceco->ceco_nomb;
      }
       
            $this->widget('zii.widgets.jui.CJuiAutoComplete', array(
            'name'=>'ceco_codi',
            'value'=>$ceco_nom,
            'source'=>CController::createUrl('/Presencias/Getcecos/toAutocomplete'),
            'options'=>array(
            'showAnim'=>'fold',         
            'minLength'=>'2',
            'select'=>'js:function( event, ui ) {
                        $("#ceco_codi").val( ui.item.label );
                        $("#PrThocc_ceco_codi").val( ui.item.id );
                        return false;
                  }',
            ),
            'htmlOptions'=>array(
            'onfocus' => 'js: this.value = null; $("#ceco_nomb").val(null); $("#PrThocc_ceco_codi").val(null);',
            'class' => 'input search-query',
            'placeholder' => "Buscar...",
            ),
            )
            );
     
        ?>
		<?php echo $form->error($model,'ceco_codi'); ?>
	</div>
	</div>
	<div class="control-group">
		<?php echo $form->labelEx($model,'hocc_hors',array('class'=>'control-label')); ?>
	<div class="controls">
		<?php echo $form->textField($model,'hocc_hors'); ?>
		<?php echo $form->error($model,'hocc_hors'); ?>
	</div>
	</div>
	<div class="control-group">
		<?php echo $form->labelEx($model,'esta_codi',array('class'=>'control-label')); ?>
	<div class="controls">
		<?php echo $form->dropDownList($model,'esta_codi', GeTesta::toDownListA(),array('prompt' => 'Seleccione un Estado...')); ?>
		<?php echo $form->error($model,'esta_codi'); ?>
	</div>
	</div>
	<div class="control-group buttons">
		<div class="controls">
                    <?php echo CHtml::submitButton($model->isNewRecord ? 'Agregar' : 'Guardar',array('class'=>'btn btn-primary')); ?>
		<?php if ($model->isNewRecord) {
			echo CHtml::link('Cancelar',array('/Presencias/prtpehos/index'),array('class'=>'btn'));
		}
		else {
			echo CHtml::link('Cancelar',array('/Presencias/prtpehos/view/id/'.$model->peho_codi),array('class'=>'btn'));
		}
		 ?>
		<?php   ?>
	</div>
	</div>
<?php $this->endWidget(); ?>
</div><!-- form -->
and my index
<?php
 $this->widget('bootstrap.widgets.TbGridView', array(
	'type'=>'striped bordered condensed',
	'id'=>'pr-tpeho-grid',
	'dataProvider'=>$model->search(),
	'filter'=>$model,
	'columns'=>array(
		'peho_codi',
		array('name'=>'pers_auxi','value'=>'$data->getpers->Nombre','type'=>'text',),
		'peho_feci',
		'peho_hori',
		array('name'=>'insi_codi','value'=>'$data->prtinsi->insi_nomb','type'=>'text',),
		'peho_fecs',
		/*
		'peho_hors',
		'peho_dia',
		'peho_tcap',
		'peho_jorn',
		'esta_codi',
		*/
		array(
			'class'=>'bootstrap.widgets.TbButtonColumn',
			'header'=>'Opciones',
			'template'=>'{view} {update} {delete} {proceso}',
			'header'=>'Opciones',
			'headerHtmlOptions' => array('style' => 'text-align: center; width: 80px'),
			'buttons'=>array(
					'proceso' => array(
                    'label'=>'Proceso',
                    'icon' => 'icon-plus', 
                    'click' =>'js:function(){ 
                    	
                    	$("#PrThocc_peho_codi").val($(this).parent().parent().children(":nth-child(1)").text());
                    	$("#cru-dialog").dialog("open");addClassroom();   return false;}',
        		
                ),
             'delete'=>  array(
                                'visible'=>'false',
                        ),
		),
		),
	),
)); ?>
</div>
<?php 
$this->beginWidget('zii.widgets.jui.CJuiDialog',array(
    'id'=>'cru-dialog',
    'options'=>array(
        'align'=>'center',
        'title'=>'Agregar Horas',
        'width'=>540,
        'heigth'=>300,
        'resizable'=>false,
        'modal'=>true,
        'overlay'=>array('backgroundColor'=>'#000','opacity'=>'0.5'),
        'autoOpen'=>false,
        //'close'=>'js:function(e,o){location.reload();}',
        'show'=>array(
                'effect'=>'blind',
                'duration'=>100,
            ),
        'hide'=>array(
                'effect'=>'explode',
                'duration'=>100,
           ), 
    ),
));
echo $this->renderPartial('/prthoccs/_form',array('model'=>$modelo),false,true); 
$this->endWidget('zii.widgets.jui.CJuiDialog'); ?>
I should do?
PD: sorry for my english, I’m learning. 