.iconLine, .iconPoint, .iconPolygon {
   background: url(../images/locationInfo/sprites.png) no-repeat top left;
}

.iconLine{ background-position: 0 0; width: 32px; height: 32px; } 
.iconPoint{ background-position: -37px 0; width: 32px; height: 32px; } 
.iconPolygon{ background-position: -74px 0; width: 32px; height: 32px; }