It still depends on how you look at it. If you can't accomplish something simply due to a "feature," and mIRC doesn't provide a simple workaround, it is a limitation—even if, in most cases, it's not a problem. Besides, a feature can be a limitation.

Now, generally one should be able to use a binary variable, I believe. Have you tried this, pishposh?

Need help? Feel free to add me on msn or come to the server I listed.