public function setModel()
    {
    	$model = Mage::getModel('commercialapproval/creditapp');
    	$current_customer = $model->load( Mage::getSingleton('customer/session')->getCustomer() );
    	if( !$current_customer == '' )
    	{
    		Mage::register('current_credit_app',$model->load( Mage::getSingleton('customer/session')->getCustomer() );
    	}
    	Mage::register('current_credit_app',$model);

    }