table problems...

[xoblivionxfantasyx]

can someone help fix the table that i am working on, everytime i have a row span the border in the second column gets thicker how do i fix this so that all the borders are the same size? here's the link to the table:

http://www.geocities.com/finalkeybarrer/experiment.html

[Twey]

Both borders measure at 3px on my display.

[xoblivionxfantasyx]

but in column 2 three lines are thicker than the others