How to check a radio button with jQuery?

Question

I try to check a radio button with jQuery. Here\'s my code:

Answer 1

I use this code:

I'm sorry for English.

var $j = jQuery.noConflict();

$j(function() {
    // add handler
    $j('#radio-1, #radio-2').click(function(){

        // find all checked and cancel checked
        $j('input:radio:checked').prop('checked', false);

        // this radio add cheked
        $j(this).prop('checked', true);
    });
});

  
Radio buttons
  
    
    Option one is this and that—be sure to include why it's great
  
  

  
    
    Option two can be something else