var modalWindow = {
    parent: "body",
    windowId: null,
    content: null,
    width: null,
    height: null,
    close: function () {
        $(".modal-window").remove();
        $(".modal-overlay").remove();
        
    },
    open: function () {
        var modal = "";
        modal += "<div class=\"modal-overlay\"></div>";
        modal += "<div id=\"" + this.windowId + "\" class=\"modal-window\" style=\"width:" + this.width + "px; height:" + this.height + "px; margin-top:-" + (this.height / 2) + "px; margin-left:-" + (this.width / 2) + "px;\">";
        modal += this.content;
        modal += "</div>";

        $(this.parent).append(modal);

        $(".modal-window").append("<a class=\"close-window\"></a>");
        $(".close-window").click(function () { modalWindow.close(); });
        $(".modal-overlay").click(function () { modalWindow.close(); });
    }
};