#idMainMenu LI 
{
  position: relative;
  width: 202px;
  height: auto;
  margin: 0;
  padding: 0px 0 0 0;
  border-bottom: 1px dotted #666633;
}
#idMainMenu LI.last
{
  padding-bottom: 0px;
}
#idMainMenu UL
{
  margin: 0;
  padding: 0;
  width: 202px;
  height: auto;
  list-style-type: none;
}