UltraEdit, UltraCompare, UEStudio forums

Hi, I have 2 files, one contains line numbers refering to the lines in the other file, e.g., in file#1, the content is like: 234 Transaction open. 378 Transaction closed. ...... the "234", "378" refer to the actual line numbers in file#2. How can I write a macro, when a user open file#1 and run a ma...