C# AJAX fix 2 details drop boxes and one query

I have C# .NET project. I need EXPERIENCED man that with AJAX and C# fix 2 points on my web site: 1. fix drop boxes 2. one search query See 2 attachments. I am online and wait people who can do it right now and people with enough EXPERIENCE pls.! Site is fully done and work perfectly, you can NOT broken "accidentally" something at all I am online by messanger.. Note: possible is that same man continue work on same project later