Show and hide html element on selected option change

Question

In a JSP page, I have a dropdown list. When the first element of the list is selected, I want a text area to show right on click. I\'m new to Javascript/Jquery, so I\'m obvi

Answer 1

you can use jquery also.

$('#show').val();
   if( $('#show').val() == "1")
    {
         $('#text_area').show(); 
              OR
           $("#text_area").css("visibility", "visible");
   }else
   {
      $('#text_area').hide(); 
              OR
           $("#text_area").css("visibility", "hidden");
  }