fixes two number highlighting problems in javascript for last update

![screen shot 2013-04-30 at 10 47 38 pm](https://f.cloud.github.com/assets/478861/444922/3a1e06c0-b1af-11e2-96fc-ed8c6995b0f5.png)
![screen shot 2013-04-30 at 10 48 33 pm](https://f.cloud.github.com/assets/478861/444925/3df37096-b1af-11e2-947a-5d0127e2e2c4.png)