>Sergey,
>Well, I have it set to 4. Is that too high?
Depending on how you want to use it. That is 4 seconds - you will have to wait 4 seconds for the inc. search to restart.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)