gistfile1.css

.yui3-overlay-pointing {}
.yui3-overlay-pointer {
    position: absolute;
    display: block;
    width: 0px;
    height: 0px;
    border-style: solid;
    border-width: 10px;
}
.yui3-overlay-pointing-tl > .yui3-widget-stdmod,
.yui3-overlay-pointing-tc > .yui3-widget-stdmod,
.yui3-overlay-pointing-tr > .yui3-widget-stdmod {
    margin-top: 10px;
}
.yui3-overlay-pointing-bl > .yui3-widget-stdmod,
.yui3-overlay-pointing-bc > .yui3-widget-stdmod,
.yui3-overlay-pointing-br > .yui3-widget-stdmod {
    margin-bottom: 10px;
}
.yui3-overlay-pointing-lc > .yui3-widget-stdmod {
    margin-left: 10px;
}
.yui3-overlay-pointing-rc > .yui3-widget-stdmod {
    margin-right: 10px;
}
.yui3-overlay-pointing-bl-tc .yui3-widget-stdmod {
    position: relative;
    left: -30px;
}
.yui3-overlay-pointing-tl .yui3-overlay-pointer,
.yui3-overlay-pointing-tc .yui3-overlay-pointer,
.yui3-overlay-pointing-tr .yui3-overlay-pointer {
    top: -10px;
    border-color: transparent transparent #222 transparent;
    border-color: transparent transparent rgba(34, 34, 34, 0.9) transparent;
}
.yui3-overlay-pointing-bl .yui3-overlay-pointer,
.yui3-overlay-pointing-bc .yui3-overlay-pointer,
.yui3-overlay-pointing-br .yui3-overlay-pointer {
    bottom: -10px;
    border-top-color: #222;
    border-top-color: rgba(34, 34, 34, 0.9);
    border-color: #222 transparent transparent transparent;
    border-color: rgba(34, 34, 34, 0.9) transparent transparent transparent;
}
.yui3-overlay-pointing-tl .yui3-overlay-pointer,
.yui3-overlay-pointing-bl .yui3-overlay-pointer {
    left: 20px;
}
.yui3-overlay-pointing-bl-tc .yui3-overlay-pointer {
    left: -10px;
}
.yui3-overlay-pointing-tc .yui3-overlay-pointer,
.yui3-overlay-pointing-bc .yui3-overlay-pointer {
    left: 50%;
    margin-left: -10px;
}
.yui3-overlay-pointing-tr .yui3-overlay-pointer,
.yui3-overlay-pointing-br .yui3-overlay-pointer {
    right: 20px;
}
.yui3-overlay-pointing-lc .yui3-overlay-pointer,
.yui3-overlay-pointing-rc .yui3-overlay-pointer {
    top: 50%;
    margin-top: -10px;
}
.yui3-overlay-pointing-lc .yui3-overlay-pointer {
    left: -10px;
    border-color: transparent #222 transparent transparent;
    border-color: transparent rgba(34, 34, 34, 0.9) transparent transparent;
}
.yui3-overlay-pointing-rc .yui3-overlay-pointer {
    right: -10px;
    border-color: transparent transparent transparent #222;
    border-color: transparent transparent transparent rgba(34, 34, 34, 0.9);
}