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 = 5000;
  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;
    if (this.image &&
        typeof this.image.filters != 'undefined' &&
        typeof this.image.filters[0] != 'undefined') {
      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;
    if (dofilter) {
      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.noscript = function() {
    $html = "\n";
    for (i=0; i < this.slides.length; i++) {
      slide = this.slides[i];
      $html += '<P>';
      if (slide.link) {
        $html += '<a href="' + slide.link + '">';
      }
      $html += '<img src="' + slide.src + '" ALT="slideshow image">';
      if (slide.link) {
        $html += "<\/a>";
      }
      if (slide.text) {
        $html += "<BR>\n" + slide.text;
      }
      $html += "<\/P>" + "\n\n";
    }
    $html = $html.replace(/\&/g, "&amp;" );
    $html = $html.replace(/</g, "&lt;" );
    $html = $html.replace(/>/g, "&gt;" );
    return('<pre>' + $html + '</pre>');
  }
  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();
  }
}

function checksearch()
{
  if(document.getElementById("keyword").value=="" || document.getElementById("keyword").value=="Keyword！") {
	document.getElementById("keyword").focus();
    alert("请输入搜索关键字！");
	return false;
  }
  else{
  window.location.href='news.asp?keyword='+document.getElementById("keyword").value;
  }
}

function wdsearch()
{
  window.location.href='wdcx.asp?wdkeyword='+document.getElementById("wdkeyword").value+'&province='+document.getElementById("province").value+'&city='+document.getElementById("city").value;
}
function proxysearch()
{
  var xx=new GB2312UTF8();
  var Utf81=xx.Gb2312ToUtf8(document.getElementById("wdkeyword").value);
  var Utf82=xx.Gb2312ToUtf8(document.getElementById("province").value);
  var Utf83=xx.Gb2312ToUtf8(document.getElementById("city").value);
  window.location.href='dlcx.asp?wdkeyword='+Utf81+'&province='+Utf82+'&city='+Utf83;
}

function checkdingdan()
{
  if(document.getElementById("dingdan").value=="" || document.getElementById("dingdan").value=="Keyword！") {
	document.getElementById("dingdan").focus();
    alert("请输入订单号！");
	return false;
  }
  else{
  window.location.href='search.asp?dingdan='+document.getElementById("dingdan").value;
  }
}

function checkpassword(password)
{
  if(document.getElementById(password).value=="") {
	document.getElementById(password).focus();
    alert("请输入密码!");
	return false;
  }
}
function showup(str){str.style.display="block"}

function GB2312UTF8(){
this.Dig2Dec=function(s){
      var retV = 0;
      if(s.length == 4){
          for(var i = 0; i < 4; i ++){
              retV += eval(s.charAt(i)) * Math.pow(2, 3 - i);
          }
          return retV;
      }
      return -1;
}
this.Hex2Utf8=function(s){
     var retS = "";
     var tempS = "";
     var ss = "";
     if(s.length == 16){
         tempS = "1110" + s.substring(0, 4);
         tempS += "10" + s.substring(4, 10);
         tempS += "10" + s.substring(10,16);
         var sss = "0123456789ABCDEF";
         for(var i = 0; i < 3; i ++){
            retS += "%";
            ss = tempS.substring(i * 8, (eval(i)+1)*8);
            retS += sss.charAt(this.Dig2Dec(ss.substring(0,4)));
            retS += sss.charAt(this.Dig2Dec(ss.substring(4,8)));
         }
         return retS;
     }
     return "";
}
this.Dec2Dig=function(n1){
      var s = "";
      var n2 = 0;
      for(var i = 0; i < 4; i++){
         n2 = Math.pow(2,3 - i);
         if(n1 >= n2){
            s += '1';
            n1 = n1 - n2;
          }
         else
          s += '0';
      }
      return s;     
}

this.Str2Hex=function(s){
      var c = "";
      var n;
      var ss = "0123456789ABCDEF";
      var digS = "";
      for(var i = 0; i < s.length; i ++){
         c = s.charAt(i);
         n = ss.indexOf(c);
         digS += this.Dec2Dig(eval(n));
      }
      return digS;
}
this.Gb2312ToUtf8=function(s1){
    var s = escape(s1);
    var sa = s.split("%");
    var retV ="";
    if(sa[0] != ""){
      retV = sa[0];
    }
    for(var i = 1; i < sa.length; i ++){
      if(sa[i].substring(0,1) == "u"){
        retV += this.Hex2Utf8(this.Str2Hex(sa[i].substring(1,5)));
   if(sa[i].length){
    retV += sa[i].substring(5);
   }
      }
      else{
     retV += unescape("%" + sa[i]);
   if(sa[i].length){
    retV += sa[i].substring(5);
   }
   }
    }
    return retV;
}
this.Utf8ToGb2312=function(str1){
        var substr = "";
        var a = "";
        var b = "";
        var c = "";
        var i = -1;
        i = str1.indexOf("%");
        if(i==-1){
          return str1;
        }
        while(i!= -1){
    if(i<3){
                substr = substr + str1.substr(0,i-1);
                str1 = str1.substr(i+1,str1.length-i);
                a = str1.substr(0,2);
                str1 = str1.substr(2,str1.length - 2);
                if(parseInt("0x" + a) & 0x80 == 0){
                  substr = substr + String.fromCharCode(parseInt("0x" + a));
                }
                else if(parseInt("0x" + a) & 0xE0 == 0xC0){ //two byte
                        b = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        var widechar = (parseInt("0x" + a) & 0x1F) << 6;
                        widechar = widechar | (parseInt("0x" + b) & 0x3F);
                        substr = substr + String.fromCharCode(widechar);
                }
                else{
                        b = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        c = str1.substr(1,2);
                        str1 = str1.substr(3,str1.length - 3);
                        var widechar = (parseInt("0x" + a) & 0x0F) << 12;
                        widechar = widechar | ((parseInt("0x" + b) & 0x3F) << 6);
                        widechar = widechar | (parseInt("0x" + c) & 0x3F);
                        substr = substr + String.fromCharCode(widechar);
                }
     }
     else {
      substr = substr + str1.substring(0,i);
      str1= str1.substring(i);
     }
              i = str1.indexOf("%");
        }

        return substr+str1;
}
}