.plus {background: url("images/minus.png") no-repeat scroll 0 0 rgba(0, 0, 0, 0);
height: 34px;
margin-right: -10px;
margin-top: -6px;
width: 34px;}
.collapsed .plus {background: url("images/plus.png") no-repeat scroll 0 0 rgba(0, 0, 0, 0);}