problem with layers

Google translate:

I have a problem with layers: (do not know what I did but the menu is no longer visible)

Here (http://neoclick.es/wtc/ ) is running the Mouse Up Menu "NORMATIVA" ..Mouse shows up NORMATIVA-MENU-LAYER and Links work.... and I work shown above animation Main Layer (mouse off) ...

here below ....http://neoclick.es/wtc1

Why?

Thanks in advance ..

I moved your post to the Web Design Chat forum.

Can you show us a screen shot of your Layers in the Page & Layers Gallery?