javascript - Show/hide input field based on checkbox

If the checkbox is clicked it will display an input field... so far it it is working, But if the checkbox is unchecked it should hide it, how can i do it?

    
 
     
    
     Doy clases particulares/grupales
     
    



    

    Descripcion
   
    

Here is the script

Answer

$("#clases").change(function () {

   $("#descripcion").toggle();
});