Icons created by Favicon Generator that can have separate colors for background and text on each of upper and lower halves.  Created as possible Firefox tab separators. files are in ../../icons Icons created from a cell within Excel , converted to a JPEG or other file, then into a Favicon with FavIcon from Pics -- how to create a favicon.ico for your website Create a new tab in Firefox as a separator using a favicon
favicon_red
favicon_green
favicon_blue Some JPEG files

The following new favicons were created from an Excel spreadsheet to create .png files, and those files were convereted by Irfan view to favicons.  When converting with the Batch ("B") feature of IrfanView make sure you don't have canvas on and make sure your icons are 16x16 as IrfanView will use whatever you inputted as the size unless you tell it to use 16x16.

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