Skipping excel cells

Absolutely. It just depends on a few things.

If the window has a title, you can detect it using one of the "if... window condition" options.

This macro may help determine if it has a window title, if you can't tell:

If it doesn't have a title, you can probably detect it using a partial screen image.

Let me know if you need help, although I have to leave for a couple of hours right now.