When i log into facebook,

Question

when i log into facebook, it pops up, but i cant click on anything..my cursor just has that busy thing..it also says 'done but with errors on page'...and my post button by my status is missing..all i can do is scroll up and down my home page..this just started about 4 days ago and ive restarted my computer and tried everything i could think of..please help me