Tab controls
When the PictureOnRight property is enabled, the picture, if any, that is part of the tab label is to the right of the text. When PictureOnRight is not enabled, the picture is to the left of the tab label text.
To specify pictures to the right of text on tab labels:
Select the Pictures on Right check box on the General page of the tab control’s Properties view.
The PictureOnRight property takes a boolean value.
The following line puts pictures to the right of the tab labels:
tab_1.PictureOnRight = TRUE