Here are some things you can try:

vB also has an advanced editor. You access it by scrolling down and clicking on the button marked “Go Advanced.”

Delete your temp internet files and cookies.

Make sure your browser is up to date. If you’re using an out of date browser try Google Chrome or one of the other free and current browsers.

If you are using an iPhone:
STEP 1: Open/launch the settings application in iOS.
STEP 2: Scroll down to Safari and click on it.
STEP 3: Select "Clear History and Website Data" option near the bottom of the screen.