Weblabor

Event.observe(window, 'load', myLoader, false);

function myLoader(evt) {

    ... 

    var AjaxUpdaterObject = Class.create();
    AjaxUpdaterObject.prototype = {
        initialize: function(element) {

            this.element = $(element);
            this.id = this.element.getAttribute('id');
            this.url = $F(this.id+'Url');
            this.myAjax = new Ajax.Updater(
                this.id,
                this.url,
                {
                    method: this.element.getAttribute('method'),
                    parameters: $F(this.id+'Pars'),
                }
            );
        }
    }

    var ajaxUpdaterElements = new Array();
    $$('.ajaxUpdater').each(
        function (elem, index) {
            ajaxUpdaterElements.push(new AjaxUpdaterObject(elem));
        }
    );

}