//图片播放器


//价值播放
function playpicture(ss)
{
    //alert(ss.slides[1].title)
    //首页图片广告列表
    banner_listhtml=""
    for(i=0;i<ss.slides.length;i++){
    banner_listhtml=banner_listhtml+"<div class='itemOff' id='imbtn"+i+"' onClick='ss.goto_slide("+i+")'><span>　　"+ss.slides[i].title+"</span></div>";
    }
    document.getElementById("banner_list").innerHTML=banner_listhtml;

    ss.pre_update_hook = function() {
	    sid = ss.current;
	    linkurl = ss.slides[sid].link;
	    totals = ss.slides.length;
	    sdesc = ss.slides[sid].desc;
	    tempid = parseInt(sid) + 1;
	    for (var i = 0;i < ss.slides.length;i++){
		    document.getElementById("imbtn"+i).className = "itemOff";
	    }
	    document.getElementById("imbtn"+sid).className = "itemOn";
      return;
    }
    if (document.images) {
	    ss.image = document.images.ss_img;
	   ss.update();
	   ss.play();
    }
}

function slide(src,link,text,target,attr,desc) {

  this.desc = desc
  this.src = src;
  this.link = link;
  this.text = text;
  this.target = target;
  this.attr = attr;
  if (document.images) {
    this.image = new Image();
  }
  this.loaded = false;
  this.load = function() {
    if (!document.images) { return; }

    if (!this.loaded) {
      this.image.src = this.src;
      this.loaded = true;
    }
  }
  this.hotlink = function() {
    var mywindow;
    if (!this.link) return;
    if (this.target) {
      if (this.attr) {
        mywindow = window.open(this.link, this.target, this.attr);
  
      } else {
        mywindow = window.open(this.link, this.target);
      }
      if (mywindow && mywindow.focus) mywindow.focus();

    } else {
      location.href = this.link;
    }
  }
}
function slideshow( slideshowname ) {
  this.name = slideshowname;
  this.repeat = true;
  this.prefetch = -1;
  this.image;
  this.textid;
  this.textarea;
  this.timeout = 10000;
  this.slides = new Array();
  this.current = 0;
  this.timeoutid = 0;
  this.add_slide = function(slide) {
    var i = this.slides.length;
    if (this.prefetch == -1) {
      slide.load();
    }

    this.slides[i] = slide;
  }
  this.play = function(timeout) {
    this.pause();
    if (timeout) {
      this.timeout = timeout;
    }
    if (typeof this.slides[ this.current ].timeout != 'undefined') {
      timeout = this.slides[ this.current ].timeout;
    } else {
      timeout = this.timeout;
    }
    this.timeoutid = setTimeout( this.name + ".loop()", timeout);
  }
  this.pause = function() {
    if (this.timeoutid != 0) {

      clearTimeout(this.timeoutid);
      this.timeoutid = 0;

    }
  }
  this.update = function() {
    if (! this.valid_image()) { return; }
    if (typeof this.pre_update_hook == 'function') {
      this.pre_update_hook();
    }
    var slide = this.slides[ this.current ];
    var dofilter = false;
    //alert(typeof this.image.filters)
    //切换
    
    
    
    if (this.image &&
        typeof this.image.filters != 'undefined' && typeof this.image.filters != 'unknown'&&
        typeof this.image.filters[0] != 'undefined' && typeof this.image.filters[0] != 'unknown') {
      dofilter = true;

    }
    slide.load();
    if (dofilter) {
      if (slide.filter &&
          this.image.style &&
          this.image.style.filter) {
        this.image.style.filter = slide.filter;
      }
      this.image.filters[0].Apply();
    }
  this.image.src = slide.image.src;
    
    
    
    //在这里构建成HTML返回页面   杨洋
    //alert(this.image.id)//页面的ID
    //alert(slide.image.src)//广告图片或动画的地址
    var banner=strRightBack(slide.image.src,".")
    //alert(11)
   //alert(banner)
    if(banner=="jpg"){
        //alert(222)
        var jpghtml="<img style='filter: blendTrans (Duration=1); border: 0px' alt='banner' id='"+this.image.id+"' width='930' height='240' src='"+slide.image.src+"' />"
        document.getElementById("ss_img_diydiv").innerHTML=jpghtml
        return
    }
    
    
    
    else if(banner=="swf"){
        //alert(111)
        var flashhtml="<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0' width='930' height='240'>"
        flashhtml = flashhtml+"<param name='movie' value='"+slide.image.src+"' />"
        flashhtml = flashhtml+"<param name='wmode' value='opaque' />"
        flashhtml = flashhtml+"<embed src='"+slide.image.src+"' quality= pluginspage='http://www.macromedia.com/go/getflashplayer' 'high' type='application/x-shockwave-flash' width='930' height='240'></embed></object>"
        document.getElementById("ss_img_diydiv").innerHTML=flashhtml
        return
    }
    
    
    
    
    if (dofilter) {
     // alert(this.image.filters.length)
     // this.image.filters[0].Play();
    }
    this.display_text();
    if (typeof this.post_update_hook == 'function') {
      this.post_update_hook();
    }
    if (this.prefetch > 0) {

      var next, prev, count;
      next = this.current;
      prev = this.current;
      count = 0;
      do {
        if (++next >= this.slides.length) next = 0;
        if (--prev < 0) prev = this.slides.length - 1;
        this.slides[next].load();
        this.slides[prev].load();
      } while (++count < this.prefetch);
    }
  }
  this.goto_slide = function(n) {
    if (n == -1) {
      n = this.slides.length - 1;
    }
    if (n < this.slides.length && n >= 0) {
      this.current = n;
    }
    this.update();
  }
  this.goto_random_slide = function(include_current) {
    var i;
    if (this.slides.length > 1) {
      do {
        i = Math.floor(Math.random()*this.slides.length);
      } while (i == this.current);
      this.goto_slide(i);
    }
  }
  this.next = function() {
    if (this.current < this.slides.length - 1) {
      this.current++;
    } else if (this.repeat) {
      this.current = 0;
    }
    this.update();
  }
  this.previous = function() {
    if (this.current > 0) {
      this.current--;
    } else if (this.repeat) {
      this.current = this.slides.length - 1;
    }
    this.update();
  }
  this.shuffle = function() {
    var i, i2, slides_copy, slides_randomized;
    slides_copy = new Array();
    for (i = 0; i < this.slides.length; i++) {
      slides_copy[i] = this.slides[i];
    }
    slides_randomized = new Array();
    do {
      i = Math.floor(Math.random()*slides_copy.length);
      slides_randomized[ slides_randomized.length ] =
        slides_copy[i];
      for (i2 = i + 1; i2 < slides_copy.length; i2++) {
        slides_copy[i2 - 1] = slides_copy[i2];
      }
      slides_copy.length--;
    } while (slides_copy.length);
    this.slides = slides_randomized;
  }
  this.get_text = function() {
    return(this.slides[ this.current ].text);
  }
  this.get_all_text = function(before_slide, after_slide) {
    all_text = "";
    for (i=0; i < this.slides.length; i++) {
      slide = this.slides[i];
      if (slide.text) {
        all_text += before_slide + slide.text + after_slide;
      }
    }
    return(all_text);
  }
  this.display_text = function(text) {
    if (!text) {
      text = this.slides[ this.current ].text;
    }
    if (this.textarea && typeof this.textarea.value != 'undefined') {
      this.textarea.value = text;
    }
    if (this.textid) {
      r = this.getElementById(this.textid);
      if (!r) { return false; }
      if (typeof r.innerHTML == 'undefined') { return false; }
      r.innerHTML = text;
    }
  }
  this.hotlink = function() {
    this.slides[ this.current ].hotlink();
  }
  this.save_position = function(cookiename) {
    if (!cookiename) {
      cookiename = this.name + '_slideshow';
    }
    document.cookie = cookiename + '=' + this.current;
  }
  this.restore_position = function(cookiename) {
    if (!cookiename) {
      cookiename = this.name + '_slideshow';
    }
    var search = cookiename + "=";
    if (document.cookie.length > 0) {
      offset = document.cookie.indexOf(search);
      if (offset != -1) { 
        offset += search.length;
        end = document.cookie.indexOf(";", offset);
        if (end == -1) end = document.cookie.length;
        this.current = parseInt(unescape(document.cookie.substring(offset, end)));
        }
     }
  }
  this.loop = function() {

    if (this.current < this.slides.length - 1) {
      next_slide = this.slides[this.current + 1];
      if (next_slide.image.complete == null || next_slide.image.complete) {
        this.next();
      }
    } else {
      this.next();
    }
    this.play( );
  }
  this.valid_image = function() {
    if (!this.image){
      return false;
    }
    else {
      return true;
    }
  }
  this.getElementById = function(element_id) {
    if (document.getElementById) {
      return document.getElementById(element_id);
    }
    else if (document.all) {
      return document.all[element_id];
    }
    else if (document.layers) {
      return document.layers[element_id];
    } else {
      return undefined;
    }
  }
  this.set_image = function(imageobject) {
    if (!document.images)
      return;
    this.image = imageobject;
  }
  this.set_textarea = function(textareaobject) {
    this.textarea = textareaobject;
    this.display_text();
  }
  this.set_textid = function(textidstr) {
    this.textid = textidstr;
    this.display_text();
  }
}