function MM_showHideLayers() {
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) {
		obj=obj.style;
		v= (v=='show') ?'block':(v=='hidden')?'none':v; 
	}
    obj.display=v; }
}


function $(element){
  return element = document.getElementById(element);
}

function use(obj ,xj ){
  var obj=$(obj);
  if(xj==1){
    obj.style.display='block';
  }else{
    obj.style.display='none';
  }
}


function nav(xj){
for(i=1;i<11;i++)
{
  var obj=$("menu"+i);
  if(i!=xj){
    obj.style.display='none';
  }else{
    obj.style.display='block';
  }
}
}

function left(xj){
var obj=$(xj);
  if(obj.style.display != 'block'){
      obj.style.display='block';
  }else{
      obj.style.display='none';
  }
}
function look_pic(id)
{
	if (id!="")
	{
	document.getElementById("pic_span").innerHTML="<img src='"+id+"' width='350' height='289' border='0'>";
	}
}

function killErrors() { 
return true; 
} 
function MM_reloadPage(init) { //reloads the window if Nav4 resized 
if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) { 
document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }} 
else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload(); 
} 
MM_reloadPage(true); 
// --> 

function MM_findObj(n, d) { //v4.0 
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) { 
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);} 
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n]; 
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); 
if(!x && document.getElementById) x=document.getElementById(n); return x; 
} 

function MM_showHideLayers() { //v3.0 
var i,p,v,obj,args=MM_showHideLayers.arguments; 
for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2]; 
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; } 
obj.visibility=v; } 
} 
window.onerror = killErrors; 

<!--
        //公共脚本文件 main.js   
        function addEvent(obj, evtType, func, cap) {
            cap = cap || false;
            if (obj.addEventListener) {
                obj.addEventListener(evtType, func, cap);
                return true;
            } else if (obj.attachEvent) {
                if (cap) {
                    obj.setCapture();
                    return true;
                } else {
                    return obj.attachEvent("on" + evtType, func);
                }
            } else {
                return false;
            }
        }
        function getPageScroll() {
            var xScroll, yScroll;
            if (self.pageXOffset) {
                xScroll = self.pageXOffset;
            } else if (document.documentElement && document.documentElement.scrollLeft) {
                xScroll = document.documentElement.scrollLeft;
            } else if (document.body) {
                xScroll = document.body.scrollLeft;
            }
            if (self.pageYOffset) {
                yScroll = self.pageYOffset;
            } else if (document.documentElement && document.documentElement.scrollTop) {
                yScroll = document.documentElement.scrollTop;
            } else if (document.body) {
                yScroll = document.body.scrollTop;
            }
            arrayPageScroll = new Array(xScroll, yScroll);
            return arrayPageScroll;
        }
        function GetPageSize() {
            var xScroll, yScroll;
            if (window.innerHeight && window.scrollMaxY) {
                xScroll = document.body.scrollWidth;
                yScroll = window.innerHeight + window.scrollMaxY;
            } else if (document.body.scrollHeight > document.body.offsetHeight) {
                xScroll = document.body.scrollWidth;
                yScroll = document.body.scrollHeight;
            } else {
                xScroll = document.body.offsetWidth;
                yScroll = document.body.offsetHeight;
            }
            var windowWidth, windowHeight;
            if (self.innerHeight) {
                windowWidth = self.innerWidth;
                windowHeight = self.innerHeight;
            } else if (document.documentElement && document.documentElement.clientHeight) {
                windowWidth = document.documentElement.clientWidth;
                windowHeight = document.documentElement.clientHeight;
            } else if (document.body) {
                windowWidth = document.body.clientWidth;
                windowHeight = document.body.clientHeight;
            }
            if (yScroll < windowHeight) {
                pageHeight = windowHeight;
            } else {
                pageHeight = yScroll;
            }
            if (xScroll < windowWidth) {
                pageWidth = windowWidth;
            } else {
                pageWidth = xScroll;
            }
            arrayPageSize = new Array(pageWidth, pageHeight, windowWidth, windowHeight)
            return arrayPageSize;
        }
        //广告脚本文件 AdMove.js   
        /* 
        例子 
        <div id="Div2"> 
        ***** content ****** 
        </div> 
        var ad=new AdMove("Div2"); 
        ad.Run(); 
        */
        ////////////////////////////////////////////////////////   
        var AdMoveConfig = new Object();
        AdMoveConfig.IsInitialized = false;
        AdMoveConfig.ScrollX = 0;
        AdMoveConfig.ScrollY = 0;
        AdMoveConfig.MoveWidth = 0;
        AdMoveConfig.MoveHeight = 0;
        AdMoveConfig.Resize = function() {
            var winsize = GetPageSize();
            AdMoveConfig.MoveWidth = winsize[2];
            AdMoveConfig.MoveHeight = winsize[3];
            AdMoveConfig.Scroll();
        }
        AdMoveConfig.Scroll = function() {
            var winscroll = getPageScroll();
            AdMoveConfig.ScrollX = winscroll[0];
            AdMoveConfig.ScrollY = winscroll[1];
        }
        addEvent(window, "resize", AdMoveConfig.Resize);
        addEvent(window, "scroll", AdMoveConfig.Scroll);
        function AdMove(id) {
            if (!AdMoveConfig.IsInitialized) {
                AdMoveConfig.Resize();
                AdMoveConfig.IsInitialized = true;
            }
            var obj = document.getElementById(id);
            obj.style.position = "absolute";
            var W = AdMoveConfig.MoveWidth - obj.offsetWidth;
            var H = AdMoveConfig.MoveHeight - obj.offsetHeight;
            var x = W * Math.random(), y = H * Math.random();
            var rad = (Math.random() + 1) * Math.PI / 6;
            var kx = Math.sin(rad), ky = Math.cos(rad);
            var dirx = (Math.random() < 0.5 ? 1 : -1), diry = (Math.random() < 0.5 ? 1 : -1);
            var step = 1;
            var interval;
            this.SetLocation = function(vx, vy) { x = vx; y = vy; }
            this.SetDirection = function(vx, vy) { dirx = vx; diry = vy; }
            obj.CustomMethod = function() {
                obj.style.left = (x + AdMoveConfig.ScrollX) + "px";
                obj.style.top = (y + AdMoveConfig.ScrollY) + "px";
                rad = (Math.random() + 1) * Math.PI / 6;
                W = AdMoveConfig.MoveWidth - obj.offsetWidth;
                H = AdMoveConfig.MoveHeight - obj.offsetHeight;
                x = x + step * kx * dirx;
                if (x < 0) { dirx = 1; x = 0; kx = Math.sin(rad); ky = Math.cos(rad); }
                if (x > W) { dirx = -1; x = W; kx = Math.sin(rad); ky = Math.cos(rad); }
                y = y + step * ky * diry;
                if (y < 0) { diry = 1; y = 0; kx = Math.sin(rad); ky = Math.cos(rad); }
                if (y > H) { diry = -1; y = H; kx = Math.sin(rad); ky = Math.cos(rad); }
            }
            this.Run = function() {
                var delay = 25; //移动速度   
                interval = setInterval(obj.CustomMethod, delay);
                obj.onmouseover = function() { clearInterval(interval); }
                obj.onmouseout = function() { interval = setInterval(obj.CustomMethod, delay); }
            }
        }   
//-->