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Firefox 4 beta1 is not showing the new UI

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Firefox 4 beta1 is not showing the new UI (no Firefox Button on the left). It's exactly the same as FF's 3.6.8, minus the tabs on top feature. Also if I disable the menu bar, the UI get's screwed up

This happened

Every time Firefox opened

Firefox 4 beta1 is not showing the new UI (no Firefox Button on the left). It's exactly the same as FF's 3.6.8, minus the tabs on top feature. Also if I disable the menu bar, the UI get's screwed up == This happened == Every time Firefox opened

Chosen solution

Nevermind , I fixed it. It seems that the default theme was , for some reason, disabled(?) since the installation of FF 4, and everything looked weird and behaved as I described in the original post. On a side note next to the default theme, after I enabled it, it reads 'not compatible with FF4'

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Chosen Solution

Nevermind , I fixed it. It seems that the default theme was , for some reason, disabled(?) since the installation of FF 4, and everything looked weird and behaved as I described in the original post. On a side note next to the default theme, after I enabled it, it reads 'not compatible with FF4'