cl_dms_thumbnail_display=>get_url

Hi Experts.

I'm trying to display picture inform like a catalog with materials and images which are in a Document Management System.

To do it, I use this method to get the URL to the image.

CALL METHOD cl_dms_thumbnail_display=>get_url

EXPORTING

i_doc = ls_doc

e_url = g_graphic_url.

After that I use on the url of the image

SAPR3://E36E071AB604CF1B9D7984BE1632B8C/image.jpg

on IFrame but i the picture is not display

Thanks

ami