How to Add Dynamic Header and Footer

Hi,

I will show given below one simple code

//...
public function theme($file){
$this->load->view('themes/default/templates/common/header', $data);
$this->load->view('themes/default/templates/common/'.$file, $data);
$this->load->view('themes/default/templates/common/footer', $data);
}
//...

Hope that Helps!
Regards,
Daniel