emailcrypt.xls
A tool that generates Javascript to encrypt and transform your email address into "code," making it harder for spam harvesters to crawl and add your email to their list.
minmaxif.xls
Like sumif(), countif() for the min() and max() functions
medianif.xls
Like sumif(), countif() for the median() functions
quartif.xls
Like sumif(), countif() for finding quartiles
georeturn.xls
A geometric return function
clock2.xls
An Excel graphical animated clock
clock_timer.xls
Like Clock2 above, but as a count-down timer
wacc.xls
Calculate WACC (Weighted Average Cost of Capital)
bondbuilder4.xls
Bond calculations
randomiser.xls
Randomly select Y items out of a list of X (e.g. select winners in a competition)
dispatch.xls
Shows an interesting use of graphics in Excel - you usually don't think of using the cells as pixels
79xxdirectory.xls
Creates XML directory files for Cisco 79xx series phones (e.g. 7940)