metamaps--metamaps/app/assets/javascripts/metamaps/codeleft.js

function fetchRelatives(node) {
    var myA = $.ajax({
        type: "Get",
        url: "/topics/" + node.id + "?format=json",
        success: function (data) {
            if (gType == "centered") {
                Mconsole.busy = true;
                Mconsole.op.sum(data, {
                    type: 'fade',
                    duration: 500,
                    hideLabels: false
                });
                Mconsole.graph.eachNode(function (n) {
                    n.eachAdjacency(function (a) {
                        if (!a.getData('showDesc')) {
                            a.setData('alpha', 0.4, 'start');
                            a.setData('alpha', 0.4, 'current');
                            a.setData('alpha', 0.4, 'end');
                        }
                    });
                });
                Mconsole.busy = false;
            } else {
                Mconsole.op.sum(data, {
                    type: 'nothing',
                });
                Mconsole.plot();
            }
        },
        error: function () {
            alert('failure');
        }
    });
}

function centerOn(nodeid) {
    if (!Mconsole.busy) {
        var node = Mconsole.graph.getNode(nodeid);
        $('div.index img').attr('src', imgArray[node.getData('metacode')].src);
        $('div.index .mapName').html(node.name);
        $(document).attr('title', node.name + ' | Metamaps');
        window.history.pushState(node.name, "Metamaps", "/topics/" + node.id);
        Mconsole.onClick(node.id, {
            hideLabels: false,
            duration: 1000,
            onComplete: function () {
                fetchRelatives(node);
            }
        });
    }
}