Support divisions per competition entry and selection.

![s1](http://476aa79a-00cd-11e2-bdb6-4f55b67580bd.s3.amazonaws.com/B279D8E6-BC0E-4820-BF91-4A8137DF1687/20130114161237.png)
![s2](http://476aa79a-00cd-11e2-bdb6-4f55b67580bd.s3.amazonaws.com/67F00545-AEF2-4056-AD64-6FB778951650/20130114161300.png)
![s3](http://476aa79a-00cd-11e2-bdb6-4f55b67580bd.s3.amazonaws.com/6114F497-FFC7-4773-98B5-DE78E06245F3/20130114161312.png)