<www@yy.z> wrote in message news:h3n461hifs7qtmt0q148mnda1d4dubk2ob@4ax.com

Why run as doesn't work on explorer.exe
http://www.setcomputing.com/blog/arc..._doesnt_w.html

Use the suggested workaround in the article, i.e. use IEXPLORE.EXE instead
of EXPLORER.EXE when you want to Run As.