I did that for some reason I don't remember many years ago, but it's quite fragile. OTOH if you do it based on text content it somewhat resists better to htm changes but not to content changes. It's tricky.
I did that for some reason I don't remember many years ago, but it's quite fragile. OTOH if you do it based on text content it somewhat resists better to htm changes but not to content changes. It's tricky.