jQuery UI Dialog Fixed Position example

jquery-ui-dialog-fixed-position-example.js

function resizeDialog(event, ui) {
    var position = [(Math.floor(ui.position.left) - $(window).scrollLeft()),
                    (Math.floor(ui.position.top) - $(window).scrollTop())];
    $(event.target).parent().css('position', 'fixed');
    $(dlg).dialog('option','position',position);
}

// based on http://stackoverflow.com/a/9242751/65387
$('#error_container').dialog({
      create: function(event, ui) {
          $(event.target).parent().css('position', 'fixed');
      },
      resize: _.throttle(resizeDialog,50),
      resizeStop: resizeDialog,
      autoOpen: false,
      width: 500,
      height: 300,
      title: "Scheduling Conflicts"
});