JimGordon - 8:28 pm on Aug 17, 2011 (gmt 0)

Success! Forcing the line-height reduced the discrepancy down to an acceptable amount. Thanks for your assistance.

Here's the updated section, for anyone else with this problem:


div#mainMenu {
line-height: 1;
position: relative;
top: 119px;
right: -517px;
width: 442px;
}