Description
bool 
ps_set_border_style ( resource psdoc, string style, float width )
   Links added with one of the functions ps_add_weblink(),
   ps_add_pdflink(), etc. will be displayed with a
   surounded rectangle when the postscript document is converted to
   pdf and viewed in a pdf viewer. This rectangle is not visible in
   the postscript document.
   This function sets the appearance and width of the border line.