Example of using the events exposed by the PageRequestManager to cancel an async postback
Click on the column headers or the paging buttons to force an async-postback
Customers
| customerid | companyname | contactname | contacttitle |
| ALFKI | Alfreds Futterkiste | Maria Anders | Sales Representative |
| ANATR | Ana Trujillo Emparedados y helados | Ana Trujillo | Owner |
| ANTON | Antonio Moreno Taquería | Antonio Moreno | Owner |
| AROUT | Around the Horn | Thomas Hardy | Sales Representative |
| BERGS | Berglunds snabbköp | Christina Berglund | Order Administrator |
| BLAUS | Blauer See Delikatessen | Hanna Moos | Sales Representative |
| BLONP | Blondesddsl père et fils | Frédérique Citeaux | Marketing Manager |
| BOLID | Bólido Comidas preparadas | Martín Sommer | Owner |
| BONAP | Bon app' | Laurence Lebihan | Owner |
| BOTTM | Bottom-Dollar Markets | Elizabeth Lincoln | Accounting Manager |
| BSBEV | B's Beverages | Victoria Ashworth | Sales Representative |
| CACTU | Cactus Comidas para llevar | Patricio Simpson | Sales Agent |
| CENTC | Centro comercial Moctezuma | Francisco Chang | Marketing Manager |
| CHOPS | Chop-suey Chinese | Yang Wang | Owner |
| COMMI | Comércio Mineiro | Pedro Afonso | Sales Associate |
| CONSH | Consolidated Holdings | Elizabeth Brown | Sales Representative |
| DRACD | Drachenblut Delikatessen | Sven Ottlieb | Order Administrator |
| DUMON | Du monde entier | Janine Labrune | Owner |
| EASTC | Eastern Connection | Ann Devon | Sales Agent |
| ERNSH | Ernst Handel | Roland Mendel | Sales Manager |
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