.yui-calendar .calnavleft {
display: none;
}

.yui-calendar .calnavright {
display: none;
}

.yui-skin-sam .yui-calcontainer .yui-cal-nav-mc {
/*      width:100%;
 *              _width:auto; *//* IE6, IE7 Quirks don't handle 100% well */

  width: 150px;
}
.yui-skin-sam .yui-calendar{
  font-size: 10px;
}