$dialog.unblock();
$('.crm-designer-canvas > *, .crm-designer-palette-region').hide();
$('.crm-designer-preview-canvas').html(data).show().trigger('crmLoad').find(':input').prop('readOnly', true);
$dialog.unblock();
$('.crm-designer-canvas > *, .crm-designer-palette-region').hide();
$('.crm-designer-preview-canvas').html(data).show().trigger('crmLoad').find(':input').prop('readOnly', true);