I'm not exactly sure what your problem is, but I posted a while back that I had to uninstall ClickToPlugin to get videos playing. (ClickTo Flash probably also needs to be uninstalled.)

Before you uninstall, try unchecking, i.e. disabling, them to see what happens.

The new Great Equalizer is the SEND button.

In Memory of Harv: Those who can make you believe absurdities can make you commit atrocities. ~Voltaire