Código PHP:
$data['j_licencia']="<script> function validar(obj){
var d = document.formulario;
if(obj.checked==true){
d.boton.disabled = false;
}else{
d.boton.disabled= true;
}
}
</script>";
$this->load->view('plantilla/front_end/header_theme',$data);
$data['login'] = $this->load->view('plantilla/front_end/header_sinlogger_theme', true);
$this->load->view('plantilla/front_end/sider_izq_theme');
$this->load->view('front_end/form_registro_view');
$this->load->view('plantilla/front_end/sider_der_theme');
$this->load->view('plantilla/front_end/footer_theme');