1. Open Excel
2. Press Alt + F11
3. Click Insert (in the menu) and click Module
4. In the new module, paste the code from my previous post
5. In case you do not have any restrictions on running macros, then just go to your sheet and type = findme(xx,yy) (see my post above)
6. If you have restrictions for running macros, it is getting a little more complicated. Buy we'll discuss that once you go through steps 1 to 5