2012年8月16日星期四

【分享】基于HTML5和CSS的焦点图特效

【分享】基于HTML5和CSS的焦点图特效

【懒人图库】中逛到的新鲜货,感觉挺酷的,拿来收藏,共分享。

先上张图,点击查看Demo。

基于HTML5和CSS的焦点图特效

接下来,上源码。

先来看HTML部分,

View Code
<header>    <div >        <div  id="slider-wrap">        <div  id="slider"> <div >         <section > <img alt="Kendo UI" src="images/home-banner-1.png"/> <div > <h2>SmartSite Ver 2.2<br />        智能网站管理系统 </h2> <p >采用前后台完全分离技术,通过标签(支持标签循环嵌套、判断标签、自定义标签、文件循环嵌套等)加模板技术.全站生成纯静态页。</p> <p ><a href="http://www.lanrentuku.com/" onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);">Download</a> <a  onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);" href="http://www.lanrentuku.com/">Learn More</a></p> </div> </section>        <section> <img src="images/dataviz-home-image-q2.png" alt="Kendo UI" /> <div  > <h2>企业网站管理系统</h2> <p >单页面、单页面索引、新闻、产品展示、下载、友情链接、网上商城,在线支付、配送、支付方式管理、广告等模块。</p> <p ><a href="http://www.lanrentuku.com/" onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);">Download</a> <a  onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);" href="http://www.lanrentuku.com/">Learn More</a></p> </div> </section>        <section> <img src="images/home_banner_web-q2.png" alt="Kendo UI" /> <div > <h2>智能移动网站管理系统</h2> <p >基于jquery.Mobile、HTML5技术框架,前后台完全分离,采用标签加模板技术,全站生成纯静态页。</p> <p ><a href="http://www.lanrentuku.com/" onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);">Download</a> <a  onclick="_gaq.push(['_trackPageview', 'http://www.lanrentuku.com/']);" href="http://www.lanrentuku.com/">Learn More</a></p> </div> </section></div> </div> <a  href="javascript: void(0)">?</a> <a  href="javascript: void(0)">?</a>        </div>    </div></header>

再来瞧CSS部分,

View Code
/* HTML5 elements */header {    display:block}/*******************---| Header | ***/header {    width:100%;    margin:0 auto;    position:relative;    color:#ffffff;    /* background:url(../images/layout/bg-header.png) repeat-x 0 0;    */background:#efefef;    overflow:hidden}header .centered-content {    position:relative;    z-index:2}/* Header text */.header-content {    background:url(../images/header-background.jpg?v=1) no-repeat 50% -4px #d64516;    margin:0;    padding:0;    float:left;    width:100%;    line-height:22px;    position:relative;    z-index:1;    border-top:1px solid #fff;    -webkit-box-shadow:inset 0px 10px 8px -10px rgba(0,0,0,0.5),inset 0px -10px 8px -10px rgba(0,0,0,0.4);    -moz-box-shadow:inset 0px 10px 8px -10px rgba(0,0,0,0.5),inset 0px -10px 8px -10px rgba(0,0,0,0.4);    box-shadow:inset 0px 10px 8px -10px rgba(0,0,0,0.5),inset 0px -10px 8px -10px rgba(0,0,0,0.4)}.header-content.home {    height:362px}.home .header-content {    background:#d54515 url(../images/slider-gradient-bg.png) repeat-y 50% 0}/*.header-content-wrap {    width:940px;    margin:0 auto}*/.header-content img {    float:left;    margin:0 0 0 15px}.header-content .text {    width:470px;    margin-left:50%;    *width:430px}.header-content .copy {    font-size:14px;    line-height:21px;    padding-right:15px}.header-content .button {    width:100% !important}.header-content .button a {    padding-top:7px;    padding-bottom:7px;    font-size:14px;    display:inline-block}/*#slider .text {    width:417px}*//*fix the button position for the slide*/.header-content .button {    float:none}.header-content .dimmed {    background:#b05b1b;    background:rgba(0,0,0,0.4);    -webkit-transition:none;    /* Saf3.2+,Chrome */-moz-transition:none;    /* FF4+ */-ms-transition:none;    /* IE10? */-o-transition:none;    /* Opera 10.5+ */transition:none}.header-content .align-bottom {    position:absolute;    bottom:0px}/* => Slider <= */#slider-wrap {    background:url(../images/header-background1.png?v=1) repeat-x 0% 0;    height:362px}#slider {    background:url(../images/header-background2.png?v=1) repeat-x 0% 0;    height:332px;    padding-top:30px}/* => SLIDE PREV AND NEXT ARROWS <= */.slider-prev,.slider-next {    text-indent:-9999px;    width:38px;    height:38px;    background:url("../images/sprite.png") -263px -122px no-repeat;    position:absolute;    top:50%;    margin-top:-19px;    z-index:999;    opacity:.5;    -webkit-transition:all 0.3s ease-out;    /* Saf3.2+,Chrome */-moz-transition:all 0.3s ease-out;    /* FF4+ */-ms-transition:all 0.3s ease-out;    /* IE10? */-o-transition:all 0.3s ease-out;    /* Opera 10.5+ */transition:all 0.3s ease-out;    display:none}.slider-prev {    left:12px}.slider-next {    right:12px;    background-position:-302px -122px}.slider-prev:hover,.slider-next:hover {    opacity:1}/* => SLIDER NAV o o o <= */.slider-nav {    position:absolute;    bottom:5px;    left:50%;    list-style:none;    overflow:hidden;    padding:2px;    z-index:10;    margin:0}.slider-nav li {    float:left}.slider-nav li a {    display:block;    width:8px;    height:8px;    overflow:hidden;    padding:0px;    margin:8px;    background:url("../images/sprite.png") no-repeat -234px -144px;    text-decoration:none;    text-indent:-999px}.slider-nav li a:hover,.slider-nav li a.selected {    background-position:-225px -144px}/* => HOLY SLIDES <= */.slider section {    display:none}.slider section.first {    display:block}.slider-sections,.slider-sections section {    width:861px;    height:335px}.slider-sections {    margin:0 auto;    position:relative}.slider-sections section {    position:absolute;    top:0;    left:0px}.header-content h2 {    font:400 32px/1.2 "microsoft yahei",Tahoma,arial,sans-serif;    color:#fff;    margin:0 0 26px}.header-content p {    margin:0 0 30px}.header-content .centered-content {    padding-top:30px;    padding-bottom:10px}/* modal window */.modal {    top:80px !important;    background:none !important;    box-shadow:none !important;    border:none !important}.RadWindow .rwTable {    width:100%;    height:100%}.rwTitleRow,.rwFooterRow,.rwCorner {    display:none}.RadWindow .rwWindowContent,.RadWindow_Default td.rwWindowContent {    background:none !important}.box-shadow {    overflow:hidden}.button {    float:left;    width:auto !important;    list-style:none}.button a,.button button,.button input {    /* Standard black button */font-size:15px;    /*font-family:'lucida sans',arial,helvetica,sans-serif;    */line-height:18px;    color:#fff !important;    text-decoration:none;    padding:5px 14px 6px 13px;    display:block;    width:auto;    position:relative;    z-index:2;    border:none;    -moz-border-radius:3px;    border-radius:3px;    cursor:pointer;    background:#313131;    /* Old browsers */background:-moz-linear-gradient(top,#313131 0%,#222222 100%);    /* FF3.6+ */background:-webkit-linear-gradient(top,#313131 0%,#222222 100%);    /* Chrome10+,Safari5.1+ */background:-o-linear-gradient(top,#313131 0%,#222222 100%);    /* Opera11.10+ */background:-ms-linear-gradient(top,#313131 0%,#222222 100%);    /* IE10+ */background:linear-gradient(top,#313131 0%,#222222 100%);    /* W3C */-webkit-transition:all 0.3s ease;    -moz-transition:all 0.3s ease;    -o-transition:all 0.3s ease;    transition:all0.3s ease}.button a:hover,.button input:hover,.button button:hover,.button a:focus,.button input:focus,.button button:focus {    background:#464646;    /* Old browsers */background:-moz-linear-gradient(top,#464646 0%,#393939 100%);    /* FF3.6+ */background:-webkit-linear-gradient(top,#464646 0%,#393939 100%);    /* Chrome10+,Safari5.1+ */background:-o-linear-gradient(top,#464646 0%,#393939 100%);    /* Opera11.10+ */background:-ms-linear-gradient(top,#464646 0%,#393939 100%);    /* IE10+ */background:linear-gradient(top,#464646 0%,#393939 100%);    /* W3C */}

JS跟进,

View Code
(function ($){    if (!document.defaultView || !document.defaultView.getComputedStyle)    { // IE6-IE8        var oldCurCSS = $.curCSS;        $.curCSS = function (elem, name, force)        {            if (name === 'background-position')            {                name = 'backgroundPosition';            }            if (name !== 'backgroundPosition' || !elem.currentStyle || elem.currentStyle[name])            {                return oldCurCSS.apply(this, arguments);            }            var style = elem.style;            if (!force && style && style[name])            {                return style[name];            }            return oldCurCSS(elem, 'backgroundPositionX', force) + ' ' + oldCurCSS(elem, 'backgroundPositionY', force);        };    }    var oldAnim = $.fn.animate;    $.fn.animate = function (prop)    {        if ('background-position' in prop)        {            prop.backgroundPosition = prop['background-position'];            delete prop['background-position'];        }        if ('backgroundPosition' in prop)        {            prop.backgroundPosition = '(' + prop.backgroundPosition;        }        return oldAnim.apply(this, arguments);    };    function toArray(strg)    {        strg = strg.replace(/left|top/g, '0px');        strg = strg.replace(/right|bottom/g, '100%');        strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g, "$1px$2");        var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);        return [parseFloat(res[1], 10), res[2], parseFloat(res[3], 10), res[3]];    }    $.fx.step.backgroundPosition = function (fx)    {        if (!fx.bgPosReady)        {            var start = $.curCSS(fx.elem, 'backgroundPosition');            if (!start)            {//FF2 no inline-style fallback                start = '0px 0px';            }            start = toArray(start);            fx.start = [start[0], start[2]];            var end = toArray(fx.end);            fx.end = [end[0], end[2]];            fx.unit = [end[1], end[3]];            fx.bgPosReady = true;        }        //return;        var nowPosX = [];        nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];        nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];        fx.elem.style.backgroundPosition = nowPosX[0] + ' ' + nowPosX[1];    };})(jQuery);/*tlrkSlider    example usage:     $("#slider").tlrkSlider({      autoStart: false,      elements: {        "img": {delay: 10},        "h2": {delay: 500},        ".copy": {delay: 800},        ".button": {delay: 1000}      }    });  to go to a specific frame:    $("#slider").tlrkSlider("go", position);    "position" can have one of the following values:    "next", "prev", "first", "last", "+1", "-1" or a numeric value    to start/stop the automatic loop:    $("#slider").tlrkSlider("start");    $("#slider").tlrkSlider("stop");    to change the delay between automatic transitions:    $("#slider").tlrkSlider("option", "delayAnimation", 1000);   to change any option:    $("#slider").tlrkSlider("option", option_name, option_value);      Changing the "elements" object is not tested.    Changing the following options: "navigation", "navigationClass", "framesSelector", "autoStart" won't have any effect for now.  They are used only during the initialization.    $("#slider").data("tlrkSlider") will return the plugin instance and the methods/properties can be accessed from there.    The plugin contructor defaults are accessable through TlrkSlider.defaults    The function that actually sweep the elements in/out can be overriden from    TlrkSlider.prototype._animationIn and TlrkSlider.prototype._animationOut       See sweepIn/sweepOut    */;(function( $, window, document, undefined ){    // utility function that generates the "dots" navigation  function generateNavigation($el, count, config) {    var i, html = "",        width = count * 24;        html += "<ol class='" + config.navigationClass + "' style='margin-left: -" + width/2 + "px; width: " + width + "px'>";    for (i = 0; i < count; i++) {      html += "<li><a " + (i === 0 ? "class='selected'" : "" ) + " href='#" + (i) + "'>slide</a></li>";    }    html += "</ol>";        $el.append(html);  }    function sweepOut($el, windowWidth) {    var dfr = $.Deferred(),        pos = $el.position(),        width = $el.width(),        delta, final,        options = $el.data("tlrkAnimOptions");        windowWidth = windowWidth || $(window).width(); // check if the windowWidth is passed, if not - get it        delta = windowWidth - pos.left;    final = -(delta);        setTimeout(function(){      $el.animate({left: final, opacity: "toggle"}, options.speed, options.easing, function(){        dfr.resolve();      });    }, options.delay);        return dfr.promise();  }    function sweepIn($el, windowWidth, frameLeft) {    var dfr = $.Deferred(),        options = $el.data("tlrkAnimOptions"),        positionData = $el.data("tlrkOriginalPos"),        final = positionData.position.left,        rightEdge;        windowWidth = windowWidth || $(window).width(); // check if the windowWidth is passed, if not - get it        $el.css({opacity: 0, display: "block"}); // move it outside the right edge of the screen    $el.css("left", function(current){      return current + windowWidth - frameLeft;    });        setTimeout(function(){      $el.animate({left: final, opacity: 1}, options.speed, options.easing, function(){        dfr.resolve();      });    }, options.delay);        return dfr.promise();  }      // two pass function that first iterates all the elements and gets their position/width/height  // and then sets their position to absolute  function absolutize($elements) {        // todo - move it to separate function and do it just once    // gather the original position/dimension data for all elements    $elements.each(function(){      var $t = $(this);            if ($t.data("tlrkOriginalPos")) return            $t.data("tlrkOriginalPos", {        position: $t.position(),        width: $t.width(),        height: $t.height(),        css_pos: $t.css("position"),        css_left: $t.css("left"),        css_top: $t.css("top"),        css_width: $t.css("width") || "auto",        css_height: $t.css("height") || "auto"      });          });        // set the absolute position    $elements.each(function(){      var $t = $(this),          opos = $t.data("tlrkOriginalPos");               $t.css({        position: "absolute",        left: opos.position.left,        top: opos.position.top,        width: opos.width,        height: opos.height      });    });  }    function restoreFrameElements($elements) {    $elements.each(function(){      var $t = $(this),          opos = $t.data("tlrkOriginalPos");                if (!opos) return                $t.css({        position: opos.css_pos,        left: opos.css_left,        top: opos.css_top,        width: opos.css_width,        height: opos.css_height      });    });      }  var TlrkSlider = function( elem, options ){      this.elem = elem;      this.$elem = $(elem);      this.options = options;    };  // the plugin prototype  TlrkSlider.prototype = {    defaults: {      defaultElementOptions: {        speed: 1200,        easing: "easeInOutBack",        // interval before the element starts moving when the fadeIn/Out functions are called        // it's a good idea to give different delays for the different elements        // if all have the same delay they'll start moving all together        delay: 100       },            // dispose elements are these that are not included in the elements object      // but affect the document flow and will be fadedIn/Out      disposeDelay: 100, // delay for the dispose elements      disposeSpeed: 1000, // how quickly they'll fadeOut/In            delayBetweenTransition: 1000, // time between starting fadeOut and fadeIn      delayAnimation: 7000, // time between auto changing the current frame            loop: true, // if true when clicking next on the last frame the slider jumps to the first one            autoStart: true, // start the automatic looping through the frames on init            framesSelector: "section", // selector for the frames inside the slider            elements: {        "p": {delay: 100, speed: 1000, easing: "easeInOutBack"}      },            navigation: true, // the dots navigation on the bottom      navigationClass: "slider-nav",           // callbacks      // another way to "catch" these events is with      // $(-slider-element-).bind("animationStart")      animationStart: null,      animationEnd: null    },    init: function() {      var c, e, element, $element,          that = this,          $firstFrame;            c = this.config = $.extend({}, this.defaults, this.options);            this.elem.style.position = "relative"; // make the wrapping element relative            // basics      this.$frames = this.$elem.find(c.framesSelector);      this.framesCount = this.$frames.length;      this.currentFrame = 0;      this.queue = [];            this._$elementsByFrame = {};      this._$disposeElementsByFrame = {};            for (i = 0; i < this.framesCount; i++) {        this._$elementsByFrame[i] = this._getFrameElements(i); // cache the $elements by frame        this._$disposeElementsByFrame[i] = this._getDisposeFrameElements(i); // cache the rest of the tree for each frame      }            if (c.navigation) {        generateNavigation(this.$elem, this.framesCount, c);        this.$navigation = this.$elem.find("."+c.navigationClass);      }            // bindings      this.$elem.find(".slider-nav").delegate("a", "click", function(e){        var frame = this.getAttribute("href").split("#")[1];        that.go.call(that, frame);        return false;      });            this.$elem // internal bindings for the callbacks        .bind("animationStart", function(){          if ($.isFunction(c.animationStart)) {c.animationStart.apply(that, arguments);}        })        .bind("animationEnd", function(){          if ($.isFunction(c.animationEnd)) {c.animationEnd.apply(that, arguments);}        })      ;            // start animation?      if (c.autoStart) {        this.start();      } else {        this.running = false;      }      return this;    },        start: function(instant) {      var that = this;            if (this.timer) { // we'll clear the current timer        window.clearTimeout(this.timer);      }            this.running = true;            if (instant) {        that.nextFrame();      } else {        this.timer = window.setTimeout(function(){ that.nextFrame.call(that) }, that.config.delayAnimation);      }    },        stop: function() {      if (!this.running) return; // we are not running            this.running = false;      window.clearTimeout(this.timer);    },    // main function for changing frames    selectFrame: function(frame, dfr) {      var c = this.config, // shorthand for the config          that = this,          dfr = dfr || $.Deferred(),          dFadeIn = $.Deferred(),          dFadeOut = $.Deferred();                if (isNaN(frame) || frame < 0 || frame > this.framesCount || frame === this.currentFrame) {        dfr.reject();        return dfr.promise();      }      // clear the animation loop interval if the animation is running      if (this.running && this.timer) {         window.clearTimeout(this.timer);      }      // check if we are currenly running an animation.      if (this.animated && this.queue.length > 0) {        // wait for the last item in the queue to finish        this.queue[this.queue.length-1].done(function(){          that.selectFrame(frame, dfr); // and call again the selectFrame        })        return dfr.promise();      }            this.animated = true;      this.$elem.trigger("animationStart", [this, frame]);            this.queue.push(dfr);            // fade the frames      dFadeOut = this._fadeOutFrame(this.currentFrame);            // hide the fadetout frame      dFadeOut.done(function(){        that.$frames.eq(that.currentFrame).hide();      });            window.setTimeout(function(){ // then wait delayBetweenTransition and fadeIn the new frame        dFadeIn = that._fadeInFrame.call(that, frame).done(function(){          // when both the fadeIn and fadeOut are done we'll resolve the selectFrame promise          $.when(dFadeOut, dFadeIn).done(function(){            that.animated = false;            that.queue.shift();            that.$elem.trigger("animationEnd", [that]);            that.currentFrame = frame;            dfr.resolve();          });        });      }, c.delayBetweenTransition);            // navigation html change      if (this.config.navigation) {        this.$navigation.find(".selected").removeClass("selected").end()          .find("a").eq(frame).addClass("selected");      }              dfr.done(function(){ // we'll resume the loop animation after the transitions are done        if (that.running) {          that.start();        }      });            return dfr.promise();    },        _fadeFrame: function(frame, callback, direction) {      var dfr = $.Deferred(),          $frame = this.$frames.eq(frame),          $elements = this._$elementsByFrame[frame],          windowWidth = $(window).width(), // cache it before the animations, so we don't have to check it for each element           i, len,          that = this,          elementAnimations = [],          $disposeElements = this._$disposeElementsByFrame[frame],          $affectedElements,          frameLeft = $frame.offset().left;                direction = direction || "out";                if (!$.isFunction(callback)) return; // do nothing if there's no callback passed            $affectedElements = $elements.add($disposeElements);            // position absolute the animation and dispose elements      absolutize($affectedElements);            // toggle the dispose elements      if ($disposeElements.length > 0) {        window.setTimeout(function(){          $disposeElements[direction === "out" ? "fadeOut" : "fadeIn"](that.config.disposeSpeed);        }, this.config.disposeDelay);      }            // invoke the callback for each element      // the callback must return a promise      $elements.each(function(){        elementAnimations.push( callback.call(that, $(this), windowWidth, frameLeft) );      });            // wait for all the elements to finish their animation      $.when.apply(this, elementAnimations).done(function(){        //restoreFrameElements($affectedElements); // and restore the elements' position        dfr.resolve(); // resolve the fade function      });            return dfr.promise();    },    _fadeOutFrame: function(frame) {      var dfr = $.Deferred(),          $frame = this.$frames.eq(frame),          $disposeElements = this._$disposeElementsByFrame[frame];            this._fadeFrame(frame, this._animationOut, "out").done(function(){        dfr.resolve();      })            return dfr.promise();    },        _fadeInFrame: function(frame) {      var dfr = $.Deferred(),          $frame = this.$frames.eq(frame),          $elements = this._$elementsByFrame[frame];            this._restoreFrame(frame);            $frame.show();            this._fadeFrame(frame, this._animationIn, "in").done(function(){        dfr.resolve();      });            return dfr.promise();    },        _restoreFrame: function(frame){      if (!frame) return      restoreFrameElements( this._$elementsByFrame[frame].add(this._$disposeElementsByFrame[frame]) );    },        nextFrame: function() {      var frame = this.currentFrame+1,          dfr = $.Deferred();                if (frame > this.framesCount-1) {        if (this.config.loop) {          frame = 0;        } else {          dfr.reject();        }      };            this.selectFrame(frame).done(function(){        dfr.resolve();      });            return dfr.promise();    },        prevFrame: function() {      var frame = this.currentFrame-1,          dfr = $.Deferred();                if (frame < 0) {        if (this.config.loop) {          frame = this.framesCount-1;        } else {          dfr.reject();          return dfr.promise();        }      }            this.selectFrame(frame).done(function(){        dfr.resolve();      });            return dfr.promise();    },        go: function(str) { // shorthand      switch (str) {        case "next":        case "+1":          this.nextFrame();          break;        case "prev":        case "-1":          this.prevFrame();          break;                case "first":          this.selectFrame(0);          break;                case "last":          this.selectFrame(this.framesCount-1);          break;                default:          if (isNaN(str)) return;          this.selectFrame(Number(str));      }    },        // returns jquery collection of animation elements    _getFrameElements: function(frame) {       var $frame = this.$frames.eq(frame),          elements = this.config.elements,          e, elementOptions,          $found, $frameElements = $([]);                for (e in elements) {        elementOptions = elements[e];        $found = $frame.find(e);        $found.addClass("t-frame-element").data("tlrkAnimOptions", $.extend({}, this.defaults.defaultElementOptions, elementOptions ));        $frameElements = $frameElements.add($found);      }            return $frameElements;    },    // returns jquery collection of elements that have to be faded out    // i.e. elements on the same level as the animation elements    // that doesn't contain other animation elements    _getDisposeFrameElements: function(frame) {      var $disposeElements = $([]),          $frame = this.$frames.eq(frame),          $elements = this._$elementsByFrame[frame];      $elements.each(function(){        var $t = $(this),            $siblings = $t.siblings().not(".t-frame-element");                $siblings.each(function(){          var $t = $(this);          // check if the node is not already marked and doesn't contains other frame elements          if (!$t.hasClass("t-frame-dispose") && $t.find(".t-frame-element").length === 0) {            $t.addClass("t-frame-dispose");            $disposeElements = $disposeElements.add($t);          }        });              });      return $disposeElements;    },            // expose the internal animationIn/Out functions that are called for each element in the frame    // two arguments are passed - the $element which have to be animated and the window width    _animationIn: sweepIn,    _animationOut: sweepOut      }  TlrkSlider.defaults = TlrkSlider.prototype.defaults;  $.fn.tlrkSlider = function(options) {    var otherArgs = Array.prototype.slice.call(arguments, 1);            return this.each(function() {      var $el = $(this),          pluginData = $el.data("tlrkSlider");            if (!pluginData) { // check if the slider is already attached        pluginData = new TlrkSlider(this, options).init();        $el.data("tlrkSlider", pluginData);        return;      }            //change the options or call a method      if (typeof options === "string") {                // setting / getting option(s)        if (options === "option") {                    if (typeof otherArgs[0] === "string" && typeof otherArgs[1] !== "undefined") { // set an option value            pluginData.config[otherArgs[0]] = otherArgs[1];           }                    if (typeof otherArgs[0] === "object") { // extend the config with new options            pluginData.config = $.extend(pluginData.config, otherArgs[0]);          }                  } else { // call a method?          try {            pluginData[options].apply(pluginData, otherArgs);          } catch(ex) {            throw "Error calling a plugin method (" + ex + ")";          }        }      }    });  };  window.TlrkSlider = TlrkSlider;})( jQuery, window , document );$(document).ready(function(){  var $backgrounds = $(".header-content").find(".parallax-bg"),      LAYER_OFFSET = 30,      PRLX_SPEED = 1500,      $slider;    $slider = $("#slider").tlrkSlider({    autoStart: true,    animationStart: function(ev, slider, step){      var max_steps = this.framesCount;       $backgrounds.each(function(idx, el){        var pos = (step * (100 / max_steps)) + (LAYER_OFFSET * idx);        $(this).animate({"backgroundPosition": pos + "% 0"}, PRLX_SPEED);      });    },    elements: {      "img": {delay: 10},      "h2": {delay: 500},      ".copy": {delay: 800},      ".button": {delay: 1000}    }  });    $(".header-content")    .hover(      function(){$(this).find(".slider-prev, .slider-next").show();},      function(){$(this).find(".slider-prev, .slider-next").hide();}    )    .find(".slider-prev").click(function(){$slider.tlrkSlider("go", "prev"); return false; }).end()    .find(".slider-next").click(function(){$slider.tlrkSlider("go", "next"); return false; });});

Game Over !

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