labelgraph.js

var onEnter, onExit, $d, hovered;
$d = $('.label');
$d.hide();
//hovered = jgraph.makeMaterial(0xffffff);
onEnter = function (node) {
    $d.html('<p><b>' + node.name + '</b></p><br><p>' + node.label + '</p>');
    $d.show();
    node.defaultMaterial = node.material;
    node.material = hovered;
};
onExit = function (node) {
    $d.empty();
    $d.hide();
    node.material = node.defaultMaterial;
};
jgraph.onNodeHover(onEnter, onExit);
// Move the text showing name along with the mouse
$(document).mousemove(function (event) {
    $d.css({ left: event.pageX + 10, top: event.pageY + 10 });
});
// Pop up a github window if a node is clicked
jgraph.onNodeClick(function (node) {
    window.open(node.url, "_blank");
});