\pagestyle{myslide}
Every slide will have a head line and a foot line, seperated from the
text by a horizontal rule.
\markright or \markboth command. The foot line
contains a logo, the ``name of the conference'' and the page number
of the slide.
The logo can be anything, e. g., the logo of the university or of
the company. In the following examples it is the logo of the
Technical University of Munich which is drawn by some
picture commands. The logo is changed by
As the logo will not change often, the probably best place for the definition will be in the eslides.sty file. Perhaps, the logo can be taken from your special letter.sty.\renewcommand{\logo}{your logo}
Similarily, the conference is set by
and can be everything, e. g., the name of the conference at which the slides are presented or a\renewcommand{\conference}{what
ever you want}
\today command.