When you get the message:
"Secure and nonsecure" items is most often the result of bad web page design. As a user it's difficult to avoid without lowering your guard."

Do the following to never see it again.

Go to Tools, Internet Options, click the Security tab; make sure that in "Select a zone..." window that Internet is selected.

  • Click Custom Level and scroll down about half way to "Display mixed content" in the Miscellaneous section.
  • Change it from Prompt to Enable.
  • Click OK, Yes, and OK. The change should take effect immediately.