Your intel wireless 5000 driver seems to have an issue.
The best thing you can do for starters is to just grab a fresh copy of the driver and reinstall . http://downloadcenter.intel.com
Should be listed under Intel® Wireless WiFi Link 5000 Series Adapter Driver
If you update the driver and the problem occurs again post back.
It's possible to have multiple issues however the wifi driver is definitely causing the vast majority of your problems.