Well it depends on the browser you are using, so being specific about your browser, might get you detailed instructions.
For the record, ZapLook uses Google as their search engine
In Internet Explorer, you would go to Tools>>Internet Options. You will see a box where you can change your home page. The current homepage should be highlighted.
Paste zaplooksearch.net63.net to have the Zap search box to show. Click Use Current after pasting.
Now go to the bottom, click Apply and then OK.
For the record, ZapLook uses Google as their search engine
In Internet Explorer, you would go to Tools>>Internet Options. You will see a box where you can change your home page. The current homepage should be highlighted.
Paste zaplooksearch.net63.net to have the Zap search box to show. Click Use Current after pasting.
Now go to the bottom, click Apply and then OK.