sorry for the earlier posting....actually i have not purchased the script... but this is the url http://www.addressbookimport.com/download/
these scripts are downloadable for trial..when i download any of the scripts i find the code written...the site says that the trial script is fully functionaly like the one in the purchased script...now i am struggling to get the trial script up and running... the only instructions which i could find in the whole of website is as follows...
These scripts are available in two different Platforms. Microsoft.NET and PHP. In .Net these scripts are written in C# language, but can be used with Visual Basic.NET too, they use standard Microsoft's System.Net namespace. For PHP these scripts use cURL third party library.