Microsoft has changed the way that the Internet Explorer 8 browser informs users that mixed content is available to be displayed. Essentially, the Redmond company has re-focused the dialog box from nonsecure content to secure content, and is making it abundantly clear that selecting the first of the two will compromise the security of the webpage. “We changed the wording of the mixed content warning dialog to "Do you want to view only the web content that was delivered securely?" The buttons are "Yes/No". If you want to display mixed content in IE 8 you should click "No",” revealed IE Support team.

Source:→ Softpedia