Bring panel alert to front and move tooltip to top.

This makes the panel a lot easier to mouse over without odd visual effects.

So instead of this:
![bad](https://cloud.githubusercontent.com/assets/690/5545218/8f785cb4-8ad0-11e4-8916-6f2cfc97057c.gif)

You get this:
![good](https://cloud.githubusercontent.com/assets/690/5545219/93e7cdc0-8ad0-11e4-8d01-6e4fcb30f6f8.gif)