.line:before,
.line:after {
  content:"";
  display:table;
}
.line:after {
  clear:both;
}
.line {
*zoom:1;
}
.unit {
  float:left;
}
.unitRight {
  float:right;
}
.size1of1 {
  float:none;
}
.size1of2 {
  width:50%;
}
.size1of3 {
  width:33.33333%;
}
.size2of3 {
  width:66.66666%;
}
.size1of4 {
  width:25%;
}
.size3of4 {
  width:75%;
}
.size1of5 {
  width:20%;
}
.size2of5 {
  width:40%;
}
.size3of5 {
  width:60%;
}
.size4of5 {
  width:80%;
}
.lastUnit {
  float:none;
  display:block;
  display:table-cell;
  width:9999em;
*width:auto;
*zoom:1;
  _position:relative;
  _left:-3px;
  _margin-right:-3px;
}