Where the 'mouseover'effect?!

[oceanmaid]

Help!! My navigation menu supposed to have fading effect upon mouseover. Where does the problem lies? Please help, buddies.. :(

http://www.oceanbulk.com.sg/marquis-preview.html

[ray326]

Here's what I get when I mouse over those left side things.

Error: link_table is not defined
Source File: http://www.oceanbulk.com.sg/marquis-preview.html
Line: 195