OR - ‘List of contacts’ table, ‘Search’ function is not working.

Environment/Configuration:
Microsoft Windows XP Professional - Service Pack 3
Pentium 4, 2.80 Ghz, 1 GB RAM
Mozilla Firefox version 3.5.3
IE version 7.0.5730.13
Prerequisites:
1. User should log as normal user.
Steps:
1. Click on ‘Organizations’ tab from horizontal menu.
2. Click on contacts tab.
3. Type a query on ‘Search’ text field. Ex-‘Michel’
URL: http://haiti-orgsdev.sahanafoundation.org/dev/or/contact

Expected Result:

System should filter and display relevant records or should display a message that no match found.
Actual Result:
System not search records, Search function is not working.