Refer to the link mentioned below and follow the steps.
Cannot access some websites in Internet Explorer
Visit the link mentioned below and follow the steps.
How to troubleshoot script errors in Internet Explorer on Windows-based computers
Run the Internet Explorer in the No Adds-on mode and check if it helps to resolve the issue. Follow the steps mentioned below.
Steps to open Internet with no add-ons mode:
1. Click on start
2. In the search box type in Internet explorer
3. Select Internet (No add-on mode)
4. If you were able to access website with no issues then one of the add-on may be causing the error.
Steps to determine which add-on may be causing the error
Open Internet explorer.
Click the Tools button, click Manage add-ons, and then click
Enable or disable Add-ons
In the show list, click Add-ons that have been used by Internet Explorer to display all add-ons.
Click the Add-ons you want to enable, and then select Enable.
Repeat for every add-on you want to enable.
Information about add-ons: http://windows.microsoft.com/en-US/windows7/Internet-Explorer-add-ons-frequently-asked-questions