wobble bobble

function link(name) {
    this.name = name;
    this.next = null;
    this.prev = null;

    this.setName = function(name) {
        this.name = name;
    }

    this.getName = function() {
        return this.name;
    }

    this.setNext = function(next) {
        this.next = next;
        if(!this.next.prev)
            this.next.prev = this;
        return this;
    }

    this.setPrev = function(prev){
        this.prev = prev;
        if(!this.prev.next)
            this.prev.next = this;
        return this;
    }

    this.getNextName = function() {
        return this.next.getName();
    }

    this.getPrevName = function(){
        return this.prev.getName();
    }

    this.getNext = function() {
        return this.next;
    }

    this.getPrev = function(){
        return this.prev;
    }

    this.hasNext = function() {
        if (this.next == null)
            return false;
        else
            return true;
    }

    this.hasPrev = function(){
        if(this.prev == null)
            return false;
        else
            return true
    }

    this.insert = function insert(after, name){
        ph=this;
        while(ph.name!=after && ph.hasNext()){
            ph=ph.getNext();
        }
        if(ph.hasNext()){
            phnext=ph.getNext();
        }
        ph.setNext(new link(name));
        if(ph.hasNext()){
            ph.getNext().setNext(phnext);
            ph.getNext().getNext().setPrev(ph);
        }
        console.log(ph);
    }
}

function load(){
    test = new link("test1");
    test.setNext(new link("wobble").setNext(new link("bobble").setNext(new link("deepest"))));
    addedTop = new link("upper");
    addedTop.setNext(test);
    console.log(addedTop);
    addedTop.insert("bobble","hobble");
}