Disable Allow This Webpage to Access Your Clipboard Pop-Up Warning Message in IE7

Internet Explorer 7 alerts you with a confirmation "Allow this webpage to access your clipboard" everytime you try and use the HTML editor to copy, cut or paste. To disable this prompt, follow these instructions:
  1. Go to Tools -> Internet Options.
  2. Go to the Security tab.
  3. Select "Internet" zone, then click on the "Custom level…" button.
  4. Scroll down to "Scripting" section.
  5. Under "Allow Programmatic clipboard access", select the "Enable" checkbox option.
  6. Click OK twice to exit from Internet Options.