Hi Scott,
Thank you for contacting us in Microsoft Community.
There are many source of your problem.
Example, there might be some corrupt system files on the computer for the cause of the appcrash error.
You also need to check the event viewer for additional information related to the issue and let us know about the same.
Open Event Viewer
http://windows.microsoft.com/en-us/windows7/Open-Event-Viewer
Which web browser are you using?
Now, let’s try the following and check the functionality of the issue.
Method 1:
Step 1:
Boot the computer in safe mode with networking and check for the issue.
Some options, such as safe mode, start Windows in a limited state, where only the bare essentials are started. If a problem doesn't reappear when you start in safe mode, you can eliminate the default settings and basic device drivers and services as possible causes.
Follow this below provided link to start your computer in safe mode.
**http://windows.microsoft.com/en-US/windows-vista/Advanced-startup-options-including-safe-mode**
Step 2:
Place the computer in clean boot and check if the issue persists.
To help troubleshoot error messages and other issues, you can start Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts.
How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
http://support.microsoft.com/kb/929135
Note: After troubleshooting, make sure to put the computer to start as usual as mentioned in Step 3 from the above provided KB article.
Method 2:
You may always run a SFC scan.
The system file checker (SFC) utility allows administrators to perform a scan of all protected resources to verify that they are the correct version. If SFC should find any incorrect versions in any of these protected resources, SFC will replace them with the correct versions.
To run a SFC scan follow the steps below:
How to use System file checker (SFC) tool to scan for missing or corrupted system files in Windows 7
http://support.microsoft.com/kb/929833
Get back with more information for better assistance.
If the issue persists or you need any assistance regarding Windows let us know.