.collapsed { 
  display: none; 
}
#tablemain {
  border-collapse: collapse; 
  border: 0px; 
  margin: 0px; 
  padding: 0px;  
}
#treetable td { 
  font: normal 10pt Arial; 
  padding: 0px 2px 0px 0px;
}
.ttimage, .parimg, .preimg { 
  border: none; 
  margin: 0px; 
  padding: 0px; 
  vertical-align: bottom; 
  width: 16px; 
  height: 16px; 
}
.parimg {
  cursor: pointer; 
}
.even { 
  background-color: #ff8; 
}
.over { 
  background-color: #ccf; 
}