Whats the site? Have you tried another browser to see if you have the same issue?
Try clearing your browser cache.
- Click the wrench icon wrench icon on the browser toolbar.
- Select Tools.
- Select Clear browsing data.
- In the dialog that appears, select the checkboxes for the types of information that you want to remove.
- Use the menu at the top to select the amount of data that you want to delete. Select beginning of time to delete everything.
- Click Clear browsing data.
Source : Google