زر شكر java script

$(function() {      var url_img = "http://i39.servimg.com/u/f39/18/98/19/66/a13.png",      version = "phpbb2",      message = "شكرا لك و بارك الله فيك !";              switch (version.toLowerCase()) {        case 'phpbb2': var idi = '.post-options', addLi = '', closeLi = '';        break;        case 'phpbb3': var idi = '.profile-icons', addLi = '<li>', closeLi = '</li>';        break;        case 'punbb': var idi = '.post-options', addLi = '', closeLi = '';        break;        case 'invision': var idi = '.posting-icons', addLi = '<li>', closeLi = '</li>';        break;      }              $(idi).first().prepend(addLi+'<img src="'+url_img+'" alt="Merci" id="mercipost" />'+closeLi);      $('#mercipost').click(function() {        $('#text_editor_textarea').sceditor('instance').insertText(message);        $('input[name="post"]').click();      });    });