This usually means that we have updated the web portal and that your browser has cached the old version.
You can solve this by clearing your browser's cached files; normally this is done by:
1: Pressing Ctrl + Shift + delete
2: Choose "All time" in the time drop-down box.
3: Check the boxes called "Cookies and other site data" and "Cached images and files".
4: Click the "Clear data" button.
5: Reload the skybox web portal and login again.