Scenario:
1. Load the page
2. Scroll to the bottom
3. Filter 'OOOO' 

Chrome33-1: Scrolling to the bottom (page 250)
Chrome33-2: Applying the filter (page 250 + FilterBy '0000')
Chrome33-3: Automatically triggered request (page 1 + FilterBy '0000')

IE9-0: Only 2 requests are made
IE9-1: Scrolling to the bottom (page=250)
IE9-2: Applying the filter (page=250&FilterBy=0000)
!! no automatic request for page 1 is made !!