//首页图片轮换
var Speed_1 = 10; //速度(毫秒)
var Space_1 = 20; //每次移动(px)
var PageWidth_1 = 127 * 3; //翻页宽度
var interval_1 = 5000; //翻页间隔时间
var fill_1 = 0; //整体移位
var MoveLock_1 = false;
var MoveTimeObj_1;
var MoveWay_1="right";
var Comp_1 = 0;
var AutoPlayObj_1=null;
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}
function AutoPlay_1(){clearInterval(AutoPlayObj_1);AutoPlayObj_1=setInterval('ISL_GoDown_1();ISL_StopDown_1();',interval_1)}
function ISL_GoUp_1(){if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="left";MoveTimeObj_1=setInterval('ISL_ScrUp_1();',Speed_1);}
function ISL_StopUp_1(){if(MoveWay_1 == "right"){return};clearInterval(MoveTimeObj_1);if((GetObj('ISL_Cont_1').scrollLeft-fill_1)%PageWidth_1!=0){Comp_1=fill_1-(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1);CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrUp_1(){if(GetObj('ISL_Cont_1').scrollLeft<=0){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft+GetObj('List1_1').offsetWidth}
GetObj('ISL_Cont_1').scrollLeft-=Space_1}
function ISL_GoDown_1(){clearInterval(MoveTimeObj_1);if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="right";ISL_ScrDown_1();MoveTimeObj_1=setInterval('ISL_ScrDown_1()',Speed_1)}
function ISL_StopDown_1(){if(MoveWay_1 == "left"){return};clearInterval(MoveTimeObj_1);if(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1-(fill_1>=0?fill_1:fill_1+1)!=0){Comp_1=PageWidth_1-GetObj('ISL_Cont_1').scrollLeft%PageWidth_1+fill_1;CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrDown_1(){if(GetObj('ISL_Cont_1').scrollLeft>=GetObj('List1_1').scrollWidth){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft-GetObj('List1_1').scrollWidth}
GetObj('ISL_Cont_1').scrollLeft+=Space_1}
function CompScr_1(){if(Comp_1==0){MoveLock_1=false;return}
var num,TempSpeed=Speed_1,TempSpace=Space_1;if(Math.abs(Comp_1)<PageWidth_1/2){TempSpace=Math.round(Math.abs(Comp_1/Space_1));if(TempSpace<1){TempSpace=1}}
if(Comp_1<0){if(Comp_1<-TempSpace){Comp_1+=TempSpace;num=TempSpace}else{num=-Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft-=num;setTimeout('CompScr_1()',TempSpeed)}else{if(Comp_1>TempSpace){Comp_1-=TempSpace;num=TempSpace}else{num=Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft+=num;setTimeout('CompScr_1()',TempSpeed)}}
function picrun_ini(){
GetObj("List2_1").innerHTML=GetObj("List1_1").innerHTML;
GetObj('ISL_Cont_1').scrollLeft=fill_1>=0?fill_1:GetObj('List1_1').scrollWidth-Math.abs(fill_1);
GetObj("ISL_Cont_1").onmouseover=function(){clearInterval(AutoPlayObj_1)}
GetObj("ISL_Cont_1").onmouseout=function(){AutoPlay_1()}
AutoPlay_1();
}




//左侧导航
function Lnav(id,onlyone){
if(!document.getElementById || !document.getElementsByTagName){return false;}
this.menu=document.getElementById(id);
this.submenu=this.menu.getElementsByTagName("ul");
this.speed=3;
this.time=10;
this.onlyone=onlyone==true?onlyone:false;
this.links = this.menu.getElementsByTagName("a");
}
Lnav.prototype.init=function(){
var mainInstance = this;
for(var i=0;i<this.submenu.length;i++){
this.submenu[i].getElementsByTagName("span")[0].onclick=function(){
mainInstance.toogleMenu(this.parentNode);
};
}
for(var i=0;i<this.links.length;i++){
this.links[i].onclick=function(){
this.className = "current";
mainInstance.removeCurrent(this);
}
}
}
Lnav.prototype.removeCurrent = function(link){
for (var i = 0; i < this.links.length; i++){
if (this.links[i] != link){
this.links[i].className = " ";
}
}
}
Lnav.prototype.toogleMenu=function(submenu){
if(submenu.className=="open"){
this.closeMenu(submenu);
}else{
this.openMenu(submenu);
}
}
Lnav.prototype.openMenu=function(submenu){
var fullHeight=submenu.getElementsByTagName("span")[0].offsetHeight;
var links = submenu.getElementsByTagName("a");
for (var i = 0; i < links.length; i++){
fullHeight += links[i].offsetHeight;
}
 var moveBy = Math.round(this.speed * links.length);
var mainInstance = this;
 var intId = setInterval(function() {
  var curHeight = submenu.offsetHeight;
  var newHeight = curHeight + moveBy;
  if (newHeight <fullHeight){
  submenu.style.height = newHeight + "px";
  }else {
clearInterval(intId);
submenu.style.height = "";
submenu.className = "open";
}
}, this.time);
this.collapseOthers(submenu);
}
Lnav.prototype.closeMenu=function(submenu){
var minHeight=submenu.getElementsByTagName("span")[0].offsetHeight;
    var moveBy = Math.round(this.speed * submenu.getElementsByTagName("a").length);
var mainInstance = this;
 var intId = setInterval(function() {
  var curHeight = submenu.offsetHeight;
  var newHeight = curHeight - moveBy;
  if (newHeight > minHeight){
  submenu.style.height = newHeight + "px";
  }else {
clearInterval(intId);
submenu.style.height = "";
submenu.className = "";
}
}, this.time);
}
Lnav.prototype.collapseOthers = function(submenu){
if(this.onlyone){
for (var i = 0; i < this.submenu.length; i++){
if (this.submenu[i] != submenu){
this.closeMenu(this.submenu[i]);
}
}
}
}



//变化背景颜色
<!--
function change_bgcolor( obj, val ){
obj.className = val;
}
//-->



//图片放大
<!--
var imgObj;
function checkImg(theURL,winName){
// 对象是否已创建
if (typeof(imgObj) == "object"){
// 是否已取得了图像的高度和宽度
if ((imgObj.width != 0) && (imgObj.height != 0))
// 根据取得的图像高度和宽度设置弹出窗口的高度与宽度，并打开该窗口
// 其中的增量 20 和 30 是设置的窗口边框与图片间的间隔量
OpenFullSizeWindow(theURL,winName, ",width=" + (imgObj.width+20) + ",height=" + (imgObj.height+30));
else
// 因为通过 Image 对象动态装载图片，不可能立即得到图片的宽度和高度，所以每隔100毫秒重复调用检查
setTimeout("checkImg('" + theURL + "','" + winName + "')", 100)
}
}

function OpenFullSizeWindow(theURL,winName,features) {
var aNewWin, sBaseCmd;
// 弹出窗口外观参数
sBaseCmd = "toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,";
// 调用是否来自 checkImg 
if (features == null || features == ""){
// 创建图像对象
imgObj = new Image();
// 设置图像源
imgObj.src = theURL;
// 开始获取图像大小
checkImg(theURL, winName)
}
else{
// 打开窗口
aNewWin = window.open(theURL,winName, sBaseCmd + features);
// 聚焦窗口
aNewWin.focus();
}
}
//-->