applyFieldClass = function(el, thing)
                {
                    if (thing) {

                        var i = 0;
                        var tokens = null;

                        if (Alpaca.isArray(thing)) {
                            for (i = 0; i < thing.length; i++) {
                                el.addClass(thing[i]);
                            }
                        }
                        else {
                            if (thing.indexOf(",") > -1) {
                                tokens = thing.split(",");
                                for (i = 0; i < tokens.length; i++) {
                                    el.addClass(tokens[i]);
                                }
                            } else if (thing.indexOf(" ") > -1) {
                                tokens = thing.split(" ");
                                for (i = 0; i < tokens.length; i++) {
                                    el.addClass(tokens[i]);
                                }
                            }
                            else {
                                el.addClass(thing);
                            }
                        }
                    }
                }
This method will be called after the field rendition is complete. It is served as a way to make final
modifications to the dom elements that were produced.