Close a JQuery Dialog by clicking outside of it

Thank you David Little: http://www.littled.net/new/2009/11/30/how-to-close-a-jquery-dialog-box-by-clicking-outside-of-it/

function show_dialog(title, content) {
  // close dialog when clicking outside of it
  $(".ui-widget-overlay").live("click", function() {  $("#mydialog").dialog("close"); } );
  $("#mydialog").html(content);
  $('#mydialog').dialog('option', 'title', title);
  $("#mydialog").dialog( {
    modal : true,
    autoOpen : false,
    title : title,
    position: 'left'
  });