If you’re using Firefox and you think your add-ons might be causing problems signing in to or using a social network on Ning, the best thing to do is to create a new Firefox profile without any add-ons.… Read more

You can add videos to your Ning Network in the following file formats:

• .mov
• .mp4
• .mpg
• .avi
• .wmv
• .3gp
• .3g2