JSON requests

1. #123;requestor:"my-accordion", request:"open", panel:1#125;
2. #123;requestor:"my-accordion", request:"load", panel:0, url:"/mtk/render?ajax=1callback=tk::dummy::3#125;"
3. #123;requestor:"my-accordion", request:"load", panel:0, html:"lt;h1gt;IT WORKED !lt;/h1gt;#125;"