Running into issues? You might need to clear your browser cache.
Clear your Firefox cache
To start:
OPEN Firefox
SELECT "Firefox"
CHOOSE "Preferences"
From here:
SELECT "Privacy & Security"
SCROLL DOWN until you find the section "Cookies and Site Data"
CHOOSE "Clear Data..."
Now, clear your cache!:
CHECK the box "Cached Web Content"
SELECT "Clear"
Your cache has now been cleared!