Pull dynamic content from jQuery load div iframe -

how can pull dynamic content page's div of same domain using jquery load function

$(document).ready(function(){     $( "#bres" ).load( "http://www.mydomain.com/front-desk #b_col" ); });  <div id="bres"></div> 

http://www.mydomain.com/front-desk page

this not working, there anyway how can achieve this? tried few years ago worked not not working.