Here's the sort of permission form we ask you to fill out. If this is suitable, please send a completed version, by fax (215.895.2964).
I hereby grant, contingent on the conditions specified herein, _____________ permission to use a screen capture in ______________ the upcoming publication "________________" of the page(s) titled ______________ from the Math Forum @ Drexel site (http://mathforum.org/).
No permission is given to reproduce any subsequent pages since it's quite possible that other authors would need to be involved in the decision. Additional permission must be sought to reproduce any other pages. This agreement is contingent on _____________ using the materials for the purposes described in __________'s letter reproduced below.
It will be in force from the date of receipt of a copy signed by an authorized _______________ representative, as stipulated below, until January 1, 2014. Please acknowledge our material thus:
Reprinted with permission of The Math Forum @ Drexel, an online community for mathematics education <http://mathforum.org/>.
(Copyright) 1994-2012, The Math Forum @ Drexel.
My signature below indicates that I have all the necessary rights to grant you the use of our materials described above. You must sign and return a copy, in the spaces provided below in order to put this agreement into effect. Your signature below indicates that this agreement is acceptable to you and that you have the authority to ensure compliance.