// 最后修订版本号:$Revision: 28 $
// 最后修改人:$Author: admin $
// 最后修改时间:$Date: 2009-07-20 18:03:52 +0800 (星期一, 2009-07-20) $
/*********************************************************************************************/
/*功能:JQ插件图片预载入等比居中缩放*/
/*********************************************************************************************/
var num=0;
jQuery.fn.LoadImage=function(width,height,txtheight,loadpic){
  if(loadpic==null)loadpic="/templates/images/loading.gif";
  return this.each(function(){
    var t=$(this);
    // 取父框div.img的内外框值
    var	parentPadTop=Math.round(t.parent().css("padding-top").replace(/\D/g,''));
    var	parentPadBom=Math.round(t.parent().css("padding-bottom").replace(/\D/g,''));
    var	parentMarBom=Math.round(t.parent().css("margin-bottom").replace(/\D/g,''));
    var	parentMarTop=Math.round(t.parent().css("margin-top").replace(/\D/g,''));
    var	parentPadLft=Math.round(t.parent().css("padding-left").replace(/\D/g,''));
    var	parentPadRgt=Math.round(t.parent().css("padding-right").replace(/\D/g,''));
    var	parentMarLft=Math.round(t.parent().css("margin-left").replace(/\D/g,''));
    var	parentMarRgt=Math.round(t.parent().css("margin-right").replace(/\D/g,''));
    var	parentBdRgt=Math.round(t.parent().css("border-right-width").replace(/\D/g,''));
    var	parentBdLft=Math.round(t.parent().css("border-left-width").replace(/\D/g,''));
    var	parentBdTop=Math.round(t.parent().css("border-top-width").replace(/\D/g,''));
    var	parentBdBom=Math.round(t.parent().css("border-bottom-width").replace(/\D/g,''));
    var	boxWidth=parentBdLft+parentPadLft+parentMarLft+parentBdRgt+parentPadRgt+parentMarRgt;
    var	boxHeight=parentBdTop+parentPadTop+parentMarTop+parentBdBom+parentPadBom+parentMarBom;
    // 设定父级外框a元素高度
    var aheight=height+txtheight;
    t.parent().parent().css({height:aheight,width:width});
    var src=$(this).attr("src");
    var img=new Image();
    // alert("Loading...")
    img.src=src;
    // 自动缩放图片
    var autoScaling=function(){
      if(img.width>0 && img.height>0){
        if(img.width/img.height>=width/height){
          if(img.width>width){
            t.width(width-boxWidth);
            t.height((img.height*width)/img.width-boxHeight);
          }else{
            t.width(img.width-boxWidth);
            t.height(img.height-boxHeight);
          }
        }else{
          if(img.height>height){
            t.height(height-boxWidth);
            t.width((img.width*height)/img.height-boxHeight);
          }else{
            t.width(img.width-boxWidth);
            t.height(img.height-boxHeight);
          }
        }
      }
      if (t.height()<height){
        // 取父padding和margin值
        var temppad=Math.abs(Math.round((height-t.height()-boxWidth)/2));
        t.css({"margin-top":temppad});
        t.css({"margin-bottom":temppad});
      }
      if (t.width()<width){
        var temppad2=Math.abs(Math.round((width-t.width()-boxHeight)/2));
        t.css({"margin-left":temppad2});
        t.css({"margin-right":temppad2});
      }
    }

    // 处理ff下会自动读取缓存图片
    if(img.complete){
      // alert("getToCache!");
      autoScaling();
      return;
    }
    var path=$(this).attr("src");
    var loading=$("<img alt=\"加载中...\" title=\"图片加载中...\" src=\""+loadpic+"\" />");
    if(num == 0)
    {
      $(this).attr("src","");
      t.hide();
      t.after(loading);
      num += 1;
    }else{
    $(this).attr("src",path);
      autoScaling();
    }
    $(img).load(function(){
      autoScaling();
      loading.remove();
      t.attr("src",this.src);
      t.show();
      // alert("finally!")
    });
  });
}
/*********************************************************************************************/
/*功能:JQ插件页面漂浮在线QQ之类*/
/*********************************************************************************************/
jQuery.fn.jFloat = function(o) {
  o = $.extend({
      top:60,  //广告距页面顶部距离
      left:0,//广告左侧距离
      right:0,//广告右侧距离
      width:100,  //广告容器的宽度
      height:360, //广告容器的高度
      minScreenW:800,//出现广告的最小屏幕宽度，当屏幕分辨率小于此，将不出现对联广告
      position:"left", //对联广告的位置left-在左侧出现,right-在右侧出现
      allowClose:true //是否允许关闭 
  }, o || {});
  var h=o.height;
  var showAd=true;
  var fDiv=$(this);
  if(o.minScreenW>=$(window).width()){
    fDiv.hide();
    showAd=false;
  }else{
    fDiv.css("display","block")
    var closeHtml='<div align="right" style="padding:2px;z-index:2000;font-size:12px;cursor:pointer;border-bottom:1px solid #f1f1f1; height:20px;" class="closeFloat"><span style="border:1px solid #000;height:12px;display:block;width:12px;">×</span></div>';
    switch(o.position){
      case "left":
        if(o.allowClose){
          fDiv.prepend(closeHtml);
          $(".closeFloat",fDiv).click(function(){$(this).hide();fDiv.hide();showAd=false;})
          h+=20;
        }
        fDiv.css({position:"absolute",left:o.left+"px",top:o.top+"px",width:o.width+"px",height:h+"px",overflow:"hidden"});
      break;
      case "right":
        if(o.allowClose){
          fDiv.prepend(closeHtml)
          $(".closeFloat",fDiv).click(function(){$(this).hide();fDiv.hide();showAd=false;})
          h+=20;
        }
        fDiv.css({position:"absolute",left:"auto",right:o.right+"px",top:o.top+"px",width:o.width+"px",height:h+"px",overflow:"hidden"});
      break;
    };
  };
  function ylFloat(){
    if(!showAd){return}
    var windowTop=$(window).scrollTop();
    if(fDiv.css("display")!="none")
      fDiv.css("top",o.top+windowTop+"px");
  };
  $(window).scroll(ylFloat) ;
  $(document).ready(ylFloat);     
}
/*********************************************************************************************/
/*功能:JQ插件横向滚动使用*/
/*********************************************************************************************/
jQuery.fn.jMarquee = function(o) {
  o = $.extend({
  speed:30,
  step:1,//滚动步长
  direction:"up",//滚动方向
  visible:1//可见元素数量
  }, o || {});
  // 获取滚动内容内各元素相关信息
  var i=0;
  var div=$(this);
  var ul=$("ul",div);
  var tli=$("li",ul);
  var liSize=tli.size();
  if(o.direction=="left")
    tli.css("float","left");
  var liWidth=tli.innerWidth();
  var liHeight=tli.height();
  var ulHeight=liHeight*liSize;
  var ulWidth=liWidth*liSize;

  // 如果对象元素个数大于指定的显示元素则进行滚动，否则不滚动。
  if(liSize>o.visible){
    ul.append(tli.slice(0,o.visible).clone())  //复制前o.visible个li，并添加到ul的最后
    li=$("li",ul);
    liSize=li.size();

    // 给滚动内容添加相关CSS样式
    div.css({"position":"relative",overflow:"hidden"});
    ul.css({"position":"relative",margin:"0",padding:"0","list-style":"none"});
    li.css({margin:"0",padding:"0","position":"relative"});

    switch(o.direction){
      case "left":
        div.css("width",(liWidth*o.visible)+"px");
        ul.css("width",(liWidth*liSize)+"px");
        li.css("float","left");
        break;
      case "up":
        div.css({"height":(liHeight*o.visible)+"px"});
        ul.css("height",(liHeight*liSize)+"px");
        break;
    }

    var MyMar=setInterval(ylMarquee,o.speed);
    ul.hover(
      function(){clearInterval(MyMar);},
      function(){MyMar=setInterval(ylMarquee,o.speed);}
    );
  };
  function ylMarquee(){
    if(o.direction=="left"){
      if(div.scrollLeft()>=ulWidth){
        div.scrollLeft(0);
      }else{
        var leftNum=div.scrollLeft();
        leftNum+=parseInt(o.step);
        div.scrollLeft(leftNum)
      }
    }

    if(o.direction=="up"){
      if(div.scrollTop()>=ulHeight){
        div.scrollTop(0);
      }else{
        var topNum=div.scrollTop();
        topNum+=parseInt(o.step);
        div.scrollTop(topNum);
      }
    }
  };
}
/*********************************************************************************************/
/*功能:JQ插件页面等高使用*/
/*********************************************************************************************/
$.fn.equalHeights = function(px) {
  $(this).each(function(){
    var currentTallest = 0;
    $(this).children().each(function(i){
      if ($(this).height() > currentTallest) { currentTallest = $(this).height(); }
    });
    if (!px || !Number.prototype.pxToEm) currentTallest = currentTallest.pxToEm(); //use ems unless px is specified
    // for ie6, set height since min-height isn't supported
    if ($.browser.msie && $.browser.version == 6.0) { $(this).children().css({'height': currentTallest}); }
    $(this).children().css({'min-height': currentTallest}); 
  });
  return this;
};

// just in case you need it...
$.fn.equalWidths = function(px) {
  $(this).each(function(){
    var currentWidest = 0;
    $(this).children().each(function(i){
      if($(this).width() > currentWidest) { currentWidest = $(this).width(); }
    });
    if(!px || !Number.prototype.pxToEm) currentWidest = currentWidest.pxToEm(); //use ems unless px is specified
    // for ie6, set width since min-width isn't supported
    if ($.browser.msie && $.browser.version == 6.0) { $(this).children().css({'width': currentWidest}); }
    $(this).children().css({'min-width': currentWidest}); 
  });
  return this;
};
Number.prototype.pxToEm = String.prototype.pxToEm = function(settings){
  // set defaults
  settings = jQuery.extend({
    scope: 'body',
    reverse: false
  }, settings);

  var pxVal = (this == '') ? 0 : parseFloat(this);
  var scopeVal;
  var getWindowWidth = function(){
    var de = document.documentElement;
    return self.innerWidth || (de && de.clientWidth) || document.body.clientWidth;
  };

  if (settings.scope == 'body' && $.browser.msie && (parseFloat($('body').css('font-size')) / getWindowWidth()).toFixed(1) > 0.0) {
    var calcFontSize = function(){
      return (parseFloat($('body').css('font-size'))/getWindowWidth()).toFixed(3) * 16;
    };
    scopeVal = calcFontSize();
  }
  else { scopeVal = parseFloat(jQuery(settings.scope).css("font-size")); };

  var result = (settings.reverse == true) ? (pxVal * scopeVal).toFixed(2) + 'px' : (pxVal / scopeVal).toFixed(2) + 'em';
  return result;
};

/*********************************************************************************************/
/*功能:JQ插件,幻灯图片*/
/*********************************************************************************************/
jQuery.fn.focusImg=function(){
  var obj=$(this);
  objName=obj.attr("id");
  obj.children("ul").attr("id",objName+"-fragment");
  var num=(obj.children("ul").children("li").length)-1;
  var temp_b=new String();
  for(var i=0;i<=num;i++){
    temp_b+="<a id=\""+objName+"-button-"+i+"\" href="\""#"+objName+"-fragment-"+i+"\">"+(i+1)+"</a>";
    obj.children("ul").children("li").eq(i).attr("id",objName+"-fragment-"+i)
  }
  obj.append("<span id='"+objName+"-button'>"+temp_b+"</span>");
  obj.children("span").children("a").eq(num).addClass("a2");
  obj.children("span").children("a").click(function(){
    obj.children("span").children("a").removeClass("a2");
    $(this).addClass("a2");
    var id=($(this).attr("id")).replace("button","fragment");
    $("#"+id).appendTo(obj.children("ul"));
    return false;
  });
  topBoxRun=function(){
    obj.children("ul").children("li").eq(num).fadeOut("slow",function(){
      obj.children("span").children("a").removeClass("a2");
      var id=($(this).prev().attr("id")).replace("fragment","button");
      $("#"+id).addClass("a2");
      $(this).prependTo(obj.children("ul"));
      $(this).show();
    });
  }
  var t=setInterval(topBoxRun,3000);
}

/*********************************************************************************************/
/*功能:JQ插件,横向竖直两用多级ul li形菜单*/
/*********************************************************************************************/
var ddsmoothmenu={

  //Specify full URL to down and right arrow images (23 is padding-right added to top level LIs with drop downs):
  arrowimages: {down:['downarrowclass', 'down.gif', 23], right:['rightarrowclass', 'right.gif']},
  transition: {overtime:300, outtime:300}, //duration of slide in/ out animation, in milliseconds
  shadow: {enabled:true, offsetx:5, offsety:5},
  ///////Stop configuring beyond here///////////////////////////

  detectwebkit: navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1, //detect WebKit browsers (Safari, Chrome etc)
  detectie6: document.all && !window.XMLHttpRequest,

  getajaxmenu:function($, setting){ //function to fetch external page containing the panel DIVs
    var $menucontainer=$('#'+setting.contentsource[0]) //reference empty div on page that will hold menu
    $menucontainer.html("Loading Menu...")
    $.ajax({
      url: setting.contentsource[1], //path to external menu file
      async: true,
      error:function(ajaxrequest){
        $menucontainer.html('Error fetching content. Server Response: '+ajaxrequest.responseText)
      },
      success:function(content){
        $menucontainer.html(content)
        ddsmoothmenu.buildmenu($, setting)
      }
    })
  },

  buildmenu:function($, setting){
    var smoothmenu=ddsmoothmenu
    var $mainmenu=$("#"+setting.mainmenuid+">ul") //reference main menu UL
    $mainmenu.parent().get(0).className=setting.classname || "ddsmoothmenu"
    var $headers=$mainmenu.find("ul").parent()
    $headers.hover(
      function(e){
        $(this).children('a:eq(0)').addClass('selected')
      },
      function(e){
        $(this).children('a:eq(0)').removeClass('selected')
      }
    )
    $headers.each(function(i){ //loop through each LI header
      var $curobj=$(this).css({zIndex: 100-i}) //reference current LI header
      var $subul=$(this).find('ul:eq(0)').css({display:'block'})
      this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
      this.istopheader=$curobj.parents("ul").length==1? true : false //is top level header?
      $subul.css({top:this.istopheader && setting.orientation!='v'? this._dimensions.h+"px" : 0})
      $curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: smoothmenu.arrowimages.down[2]} : {}).append( //add arrow images
        '<img src="'+ (this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[1] : smoothmenu.arrowimages.right[1])
        +'" class="' + (this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[0] : smoothmenu.arrowimages.right[0])
        + '" style="border:0;" />'
      )
      if (smoothmenu.shadow.enabled){
        this._shadowoffset={x:(this.istopheader?$subul.offset().left+smoothmenu.shadow.offsetx : this._dimensions.w), y:(this.istopheader? $subul.offset().top+smoothmenu.shadow.offsety : $curobj.position().top)} //store this shadow's offsets
        if (this.istopheader)
          $parentshadow=$(document.body)
        else{
          var $parentLi=$curobj.parents("li:eq(0)")
          $parentshadow=$parentLi.get(0).$shadow
        }
        this.$shadow=$('<div class="ddshadow'+(this.istopheader? ' toplevelshadow' : '')+'"></div>').prependTo($parentshadow).css({left:this._shadowoffset.x+'px', top:this._shadowoffset.y+'px'})  //insert shadow DIV and set it to parent node for the next shadow div
      }
      $curobj.hover(
        function(e){
          var $targetul=$(this).children("ul:eq(0)")
          this._offsets={left:$(this).offset().left, top:$(this).offset().top}
          var menuleft=this.istopheader && setting.orientation!='v'? 0 : this._dimensions.w
          menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader && setting.orientation!='v'? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft //calculate this sub menu's offsets from its parent
          if ($targetul.queue().length<=1){ //if 1 or less queued animations
            $targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).animate({height:'show',opacity:'show'}, ddsmoothmenu.transition.overtime)
            if (smoothmenu.shadow.enabled){
              var shadowleft=this.istopheader? $targetul.offset().left+ddsmoothmenu.shadow.offsetx : menuleft
              var shadowtop=this.istopheader?$targetul.offset().top+smoothmenu.shadow.offsety : this._shadowoffset.y
              if (!this.istopheader && ddsmoothmenu.detectwebkit){ //in WebKit browsers, restore shadow's opacity to full
                this.$shadow.css({opacity:1})
              }
              this.$shadow.css({overflow:'', width:this._dimensions.subulw+'px', left:shadowleft+'px', top:shadowtop+'px'}).animate({height:this._dimensions.subulh+'px'}, ddsmoothmenu.transition.overtime)
            }
          }
        },
        function(e){
          var $targetul=$(this).children("ul:eq(0)")
          $targetul.animate({height:'hide', opacity:'hide'}, ddsmoothmenu.transition.outtime)
          if (smoothmenu.shadow.enabled){
            if (ddsmoothmenu.detectwebkit){ //in WebKit browsers, set first child shadow's opacity to 0, as "overflow:hidden" doesn't work in them
              this.$shadow.children('div:eq(0)').css({opacity:0})
            }
            this.$shadow.css({overflow:'hidden'}).animate({height:0}, ddsmoothmenu.transition.outtime)
          }
        }
      ) //end hover
    }) //end $headers.each()
    $mainmenu.find("ul").css({display:'none', visibility:'visible'})
  },
  init:function(setting){
    if (typeof setting.customtheme=="object" && setting.customtheme.length==2){ //override default menu colors (default/hover) with custom set?
      var mainmenuid='#'+setting.mainmenuid
      var mainselector=(setting.orientation=="v")? mainmenuid : mainmenuid+', '+mainmenuid
      document.write('<style type="text/css">\n'
        +mainselector+' ul li a {background:'+setting.customtheme[0]+';}\n'
        +mainmenuid+' ul li a:hover {background:'+setting.customtheme[1]+';}\n'
      +'</style>')
    }
    this.shadow.enabled=(document.all && !window.XMLHttpRequest)? false : true //in IE6, always disable shadow
    jQuery(document).ready(function($){ //ajax menu?
      if (typeof setting.contentsource=="object"){ //if external ajax menu
        ddsmoothmenu.getajaxmenu($, setting)
      } else { //else if markup menu
        ddsmoothmenu.buildmenu($, setting)
      }
    })
  }
} //end ddsmoothmenu variable

//Initialize Menu instance(s):
/*********************************************************************************************/
/*功能:JQ插件,轻便ul li下拉菜单*/
/*********************************************************************************************/
jQuery.jFastMenu = function(id){
  $(id + ' ul li').hover(function(){
    $(this).children('ul').stop(true,true).slideDown();
  },
  function(){
    $(this).children('ul').slideUp();
  });
}
function open_tree(tree_class, only_flag){
  $(tree_class).find("li:has(ul)").children("div").click(function(){
    if($(this).siblings("ul").is(":hidden")){
      if(only_flag == true){
        $(this).parent().siblings("li:has(ul)").children("ul").slideUp("fast");
        if($(this).parent().siblings("li:has(ul)").children("div").attr("class") == "hitarea collapsable-hitarea"){
          $(this).parent().siblings("li:has(ul)").children("div").attr("class", "hitarea expandable-hitarea");	
        }
      }
      $(this).siblings("ul").slideDown("fast");
      if($(this).attr("class") == "hitarea expandable-hitarea"){
        $(this).attr("class","hitarea collapsable-hitarea");
      }
      else{
        if($(this).attr("class") == "hitarea collapsable-hitarea lastCollapsable-hitarea"){
          $(this).parent().attr("class", "collapsable lastCollapsable");
        }
      }
      return false;
    }else{
      $(this).siblings("ul").slideUp("fast");
      if($(this).attr("class") == "hitarea collapsable-hitarea"){
        $(this).attr("class","hitarea expandable-hitarea");
      }
      else{
        if($(this).attr("class") == "hitarea collapsable-hitarea lastCollapsable-hitarea"){
          $(this).parent().attr("class", "expandable lastExpandable");
        }
      }
      return false;
    }
  });
}
/*********************************************************************************************/
/*功能:折叠菜单使用*/
/*********************************************************************************************/
function ulshow(vid){
  if(document.getElementById("ul"+vid).style.display=="none"){
    document.getElementById("ul"+vid).style.display="";
    document.getElementById("f"+vid).src=document.getElementById("f"+vid).src.replace("plus","minus")
  }else{
    document.getElementById("ul"+vid).style.display="none";
    document.getElementById("f"+vid).src=document.getElementById("f"+vid).src.replace("minus","plus")
  }
  return;
}

function player(flvname, tvwidth, tvheight, autostart){
  if(flvname.substring(flvname.lastIndexOf("."))==".swf"){
    var url='<embed width='+tvwidth+' height='+tvheight+' pluginspage="http://www.adobe.com/go/getflash" type="application/x-shockwave-flash" src='+flvname+'>';
    document.getElementById("myPlayer").innerHTML=url;
  }else{
    // 播放器 , 播放器ID,宽 , 高,
    var s1 = new SWFObject("/templates/flash/player.swf","player_id",tvwidth,tvheight,"7");
    s1.addParam("allowfullscreen","true");//是否允许全屏播放
    s1.addVariable("file",flvname);//单文件播放
    s1.addVariable("displayheight",tvheight);//播放区域高度
    s1.addVariable("width",tvwidth);
    s1.addVariable("height",tvheight);
    s1.addVariable("autostart",autostart);
    s1.addVariable("backcolor","0x000000");
    s1.addVariable("frontcolor","0xCCCCCC");
    s1.addVariable("lightcolor","0x557722");
    s1.addVariable("enablejs","true");//是否允许javascript脚本控制flash
    s1.addVariable("javascriptid","javascript_id");//控制脚本javascriptid
    s1.write("myPlayer");//将播放器写入到myPlayer
  }
}

function g(o){return document.getElementById(o);}

function HoverLi(n){
  for(var i=1;i<=2;i++){
    g('tb_'+i).className='normaltab';
    g('tbc_0'+i).className='undis';
  }
  g('tbc_0'+n).className='dis';
  g('tb_'+n).className='hovertab';
}

/*********************************************************************************************/
/*功能:页面访问数量*/
/*********************************************************************************************/
function getVisit(url, objectn){
  var targeturl=url + "&callback=?" + "&ntimest=" + Math.random();
  $.getJSON(targeturl, function(data) {
    $(objectn).html(data);
  });
}

/*********************************************************************************************/
/*功能:页面搜索函数*/
/*********************************************************************************************/
function getajaxpage(url,keyword,page_size,page) {
  var objectn = "#search";
  var targeturl = ""
  targeturl = url + "&keyword=" + keyword + "&page_size=" + page_size + "&page=" + page + "&callback=?" + "&ntimest=" + Math.random();
  $.getJSON(targeturl, function(data) {
    if(data.msg=="没有搜索到结果")
      $("#result").html(data.msg);
    else {
      $("#SearchTemplate").tmpl(data.list).appendTo(objectn); 
      $("#pages").html(data.page.pages);
    }
  });
}

/*********************************************************************************************/
/*功能:取得静态页参数函数*/
/*********************************************************************************************/
function getQueryString(queryStringName) {
  var returnValue="";
  var URLString=new String(document.location);
  var serachLocation=-1;
  var queryStringLength=queryStringName.length;
  do {
    serachLocation=URLString.indexOf(queryStringName+"\=");
    if (serachLocation!=-1) {
      if ((URLString.charAt(serachLocation-1)=='?') || (URLString.charAt(serachLocation-1)=='&')) {
        URLString=URLString.substr(serachLocation);
        break;
      }
      URLString=URLString.substr(serachLocation+queryStringLength+1);
    }
  }
  while (serachLocation!=-1)
  if (serachLocation!=-1) {
    var seperatorLocation=URLString.indexOf("&");
    if (seperatorLocation==-1) {
      returnValue=URLString.substr(queryStringLength+1);
    } else {
      returnValue=URLString.substring(queryStringLength+1,seperatorLocation);
    }
  }
  return returnValue;
}