生成验证码并在页面进行显示

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code.html

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Servlet：
 div').each(function(comment){// comment    var post_id = comment.id.substr(2);    $$("#"+comment.id+" pre[name=code]").each(function(pre, index){      var location = window.location;      source_url = location.protocol + "//" + location.host + location.pathname + location.search;      source_url += "#" + comment.id;      pre.writeAttribute('codeable_id', post_id);      pre.writeAttribute('codeable_type', "BlogComment");      pre.writeAttribute('source_url', source_url);      pre.writeAttribute('pre_index', index);      pre.writeAttribute('title', '生成验证码并在页面进行显示');    });  });  code_favorites_init();  fix_image_size($$('div.blog_content img'), 700);  function quote_comment(id) {    new Ajax.Request('/editor/quote', {      parameters: {'id':id, 'type':'BlogComment'},      onSuccess:function(response){editor.bbcode_editor.textarea.insertAfterSelection(response.responseText);        Element.scrollTo(editor.bbcode_editor.textarea.element);}    });  }  new WeiboShare({share_buttons: $('share_weibo'), img_scope: $('blog_content')});