That is not the login page you are looking for.

This is a modal window which overlays the main content of the page displaying the mailing list signup form. Pressing the Close Modal button or the Escape key will bring you back to where you were on the page.

This is a modal window which overlays the main content of the page displaying the search form. Pressing the Close Modal button or the Escape key will bring you back to where you were on the page.

This is a modal window which overlays the main content of the page displaying linked images in a fullscreen mode. Pressing the Close Modal button or the Escape key will bring you back to where you were on the page.