var FaderFramework = {

                        oldWinOnLoad: false,
                        inits: new Array(),
                        faders: new Object(),

                        init: function (einstellungen) {
                                var fader;

                                if (this.inits) {
                                        this.inits[this.inits.length] = einstellungen;

                                } else {
                                        fader = new this.Fader(einstellungen);

                                        if (fader != false && !this.faders[fader.id]) {
                                                this.faders[fader.id] = fader;
                                                fader.next();
                                        }
                                }
                        },

                        start: function () {
                                this.oldWinOnLoad = window.onload;

                                window.onload = function () {
                                        if (typeof(FaderFramework.oldWinOnLoad) == "function") {
                                                FaderFramework.oldWinOnLoad();
                                        }
                                        FaderFramework.onload();
                                };
                        },

                        onload: function () {
                                var i, fader, e = document.createElement("link");
                                e.type = "text/css";
                                e.rel = "stylesheet";
                                e.href = "wp_install/wp-content/themes/arras-theme/css/styles/fader-framework.css";
                                document.getElementsByTagName("head")[0].appendChild(e);

                                fader = this.inits;
                                delete this.inits;

                                for (i = 0; i < fader.length; i++) {
                                        this.init(fader[i]);
                                }
                        },

                        Fader: function (einstellungen) {
                                if (!einstellungen.id || !document.getElementById(einstellungen.id)
                                        || FaderFramework.faders[einstellungen.id]
                                        || einstellungen.images.length < 2) {

                                        return new Boolean(false);
                                }

                                var i, original = document.getElementById(einstellungen.id);

                                this.id = einstellungen.id;
                                this.images = new Array();
                                this.counter = false;

                                this.element = document.createElement("span");
                                this.element.className = "fader";
                                original.parentNode.replaceChild(this.element, original);

                                for (i = 0; i < einstellungen.images.length; i++) {
                                        this.images[i] = document.createElement("img");
                                        this.images[i].src = "wp_install/wp-content/uploads/thumbs/" + einstellungen.images[i];
                                        this.images[i].alt = "Bild";

                                        if (i == 0) {
                                                this.element.appendChild(this.images[i]);
                                        }
                                }

                                this.fade = function (step) {
                                        var fader = this, imgs = this.element.getElementsByTagName("img");

                                        step = step || 0;

                                        imgs[1].style.opacity = step/100;
                                        imgs[1].style.filter = "alpha(opacity=" + step + ")"; // IE?

                                        step = step + 2;

                                        if (step < 100) {
                                                window.setTimeout(function () { fader.fade(step); }, 1);
                                        } else {
                                                imgs[1].className = "";
                                                this.element.removeChild(imgs[0]);
                                                window.setTimeout(function () { fader.next(); }, 4000);
                                        }
                                };

                                this.next = function () {
                                        this.counter = (this.counter < this.images.length -1) ? this.counter +1 : 0;

                                        this.element.appendChild(this.images[this.counter]);
                                        this.images[this.counter].className = "next";
                                        this.fade();
                                };
                        }
                };