web part zone?

Sep 14, 2009 at 2:54 AM

http://spupload.codeplex.com/Release/ProjectReleases.aspx?ReleaseId=15929

Release Notes
This is a simple calculator made in javascript.
Have to Import .DWP and drag to Web part zone.

Erm. I'm a newbie in sharepoint and webparts.
May I know what is import .DWP and drag it to web part zone?
Where is web part zone?

 

I am using microsoft visual studio and microsoft sharepoint 2007.