Script Summary: Applies different signatures (look for 'Use identity:') for writing gmail messages when different From: address is chosen. Right now, data has to be configured directly into this script. Click EDIT to configure your email and signatures: email_array, sig_array, col_array
A multiple signature selector. Combines choosing "From: address" and signature into 1 action.
To add signature, from address, color theme you'll need to edit the script itself. Sorry!