How to see pending AJAX requests with Chrome
Press the filter button, and type status-code:0:
Looks like it also includes a few other things like data urls, but it should be good enough.
Update 6/23/2015: the syntax is now "status-code:0", not "StatusCode:0".
Im pretty sure the inspect>network will show the get/post requests, but you might have to hit the red record button first.