// Dictionary.js
// contains the properties and methods for a dictionary object

function Dictionary() {
    this.Add = Add;
    this.Lookup = Lookup;
    this.Delete = Delete;
    this.Keys = new Array();
}

function Lookup(key) {
    return (this[key]);
}


function Delete() {
    for (c = 0; c < Delete.arguments.length; c++) {
        this[Delete.arguments[c]] = null;
    }
    // Adjust the keys (not terribly efficient)
    var keys = new Array()
    for (var i = 0; i < this.Keys.length; i++) {
        if (this[this.Keys[i]] != null)
            keys[keys.length] = this.Keys[i];
    }
    this.Keys = keys;
}

function Add() {
    for (c = 0; c < Add.arguments.length; c += 2) {
        // Add the property
        this[Add.arguments[c]] = Add.arguments[c + 1];
        // And add it to the keys array
        this.Keys[this.Keys.length] = Add.arguments[c];
    }
}