The Ultimate Showdown Tab

I love the Bass line to this song. But I don't play Bass (yet). So I decided to figure 
out for guitar by ear, and here
is what I got. It's probably not what the Bass part really is, but its what it sounds 
to me. This my first tab, so
make go easy on me...
[ Tab from: http://www.guitartabs.cc/tabs/l/lemon_demon/the_ultimate_showdown_tab.html ]
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--------------------------------------------3-----2---| Repeat...
---5----------3-----3----5----2-----2---1------0------|
-----5----------1-----3---------2---------------------|
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