layout panel expand to maxWidth

[Coder]

Code:

  $('#dlg .layout').layout('add',{
    region: 'east'
  , width: 150
  , minWidth: 150
  , maxWidth: 250

$('#dlg .layout').layout('expand','east') - expand panel only to "default"(initial or last) width.

How to expand to maxWidth ?

[Coder]

now use

Code:

$('#dlg .layout').layout('panel','east').panel('resize',{width:250});
$('#dlg .layout').layout('expand','east');

its work, but panel floating from 0 position