/*第一种形式 第二种形式 更换显示样式*/
function setTab(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"hover":"";
con.style.display=i==cursel?"block":"none";
}
}

/*<a href="javascript:AddToShoppingCart(70726112002)">购买</a>*/
function AddToShoppingCart(ProdID)
{
	url = "http://member.med66.com/shop/putbook.shtm?cpbm="+ProdID+"&t=1"; 
	popup = window.open(url,"","height=400,width=778,left=10,top=10,resizable=yes,scrollbars=yes,status=yes,toolbar=yes,menubar=yes,location=yes");
}

/*<a href="javascript:preview(70726112002)"><font color="#003399">详细介绍</font ></a>*/
function preview(productID) { window.open("/shop/preview.asp?productID="+productID,"","height=500,width=630,left=190,top=0,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");}

/*跳滚代码*/
function scrollggpic(bigbox,smallbox,sd,location){
var speeda = 5; 
//滚动对象
var oMarqueea = document.getElementById(bigbox);
//内容对象 
var omqdemoa = document.getElementById(smallbox);
var ha = oMarqueea.offsetHeight;
var odla = omqdemoa.offsetHeight;
var xa = parseInt(ha/odla)+1;
for(var m=0;m<xa;m++){
	var oa = omqdemoa.cloneNode(true);
	oMarqueea.appendChild(oa);
}
var myMara;
function scrolla(){
	oMarqueea.scrollTop += iScrollAmount[location];
	var ola = oMarqueea.scrollTop;
	if(odla-ola<=0){
		window.clearTimeout(myMara);
		oMarqueea.scrollTop = 0;
	}else{
		if(ola%ha!=0){
			myMara = window.setTimeout(scrolla,speeda);
		}else{
			window.clearTimeout(myMara);
		}
	}
}
var ta = sd;
function clipShowa(){
	scrolla();
	window.setTimeout(clipShowa,ta);
}
window.setTimeout(clipShowa,ta);
}

var iScrollAmount = new Array(1,1);

/*向上滚动代码*/
function scrollgg(bigbox,onebox,twobox,sd){
	var speed=sd
	document.getElementById(twobox).innerHTML=document.getElementById(onebox).innerHTML
	function Marquee2(){
	if(document.getElementById(twobox).offsetTop-document.getElementById(bigbox).scrollTop<=0)
	document.getElementById(bigbox).scrollTop-=document.getElementById(onebox).offsetHeight
	else{
	document.getElementById(bigbox).scrollTop++
	}
	}
	var MyMar2=setInterval(Marquee2,speed)
	document.getElementById(bigbox).onmouseover=function() {clearInterval(MyMar2)}
	document.getElementById(bigbox).onmouseout=function() {MyMar2=setInterval(Marquee2,speed)}
}

/*自动切换*/
function autoswitch(o1,o2,speeds){
   var ti = 1;
   setInterval(function(){
		var obj1 = document.getElementById(o1);
		var obj2 = document.getElementById(o2);
		if(ti==1){
			ti = 0
		}
		else{
			ti = 1
		}
		if(ti==1){
			obj1.style.display = 'none';
			obj2.style.display = '';
		}
		else{
			obj1.style.display = '';
			obj2.style.display = 'none';
		}
   },speeds) 
   }
/*左右滚动*/
function ScrollImgLeft(scroll_div,scroll_begin,scroll_end){
var speed=1
var scroll_begin = document.getElementById("scroll_begin");
var scroll_end = document.getElementById("scroll_end");
var scroll_div = document.getElementById("scroll_div");
scroll_end.innerHTML=scroll_begin.innerHTML
function Marquee(){
    if(scroll_end.offsetWidth-scroll_div.scrollLeft<=0)
      scroll_div.scrollLeft-=scroll_begin.offsetWidth
    else
      scroll_div.scrollLeft++
}
var MyMar=setInterval(Marquee,speed)
scroll_div.onmouseover=function() {clearInterval(MyMar)}
scroll_div.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
}


function picleft(demo,demo1,demo2,sd){
var speed=sd //数字越大速度越慢
var tab=document.getElementById(demo);
var tab1=document.getElementById(demo1);
var tab2=document.getElementById(demo2);
tab2.innerHTML=tab1.innerHTML;
function Marquee(){
if(tab2.offsetWidth-tab.scrollLeft<=0)
tab.scrollLeft-=tab1.offsetWidth
else{
tab.scrollLeft++;
}
}
var MyMar=setInterval(Marquee,speed);
tab.onmouseover=function() {clearInterval(MyMar)};
tab.onmouseout=function() {MyMar=setInterval(Marquee,speed)};
}

/*用法
.gdbox {overflow: hidden; width:420px;}
#gdbox1, #gdbox2{ float:left}
<div id="gdbox" class="gdbox">
	<div id="globalgd">
	  <div id="gdbox1">
		<ul>
		  <li><img src="/images/wangxiao/index/2.gif" /></li>
		  <li><img src="/images/wangxiao/index/3.gif" /></li>
		  <li><img src="/images/wangxiao/index/4.gif" /></li>
		  <li><img src="/images/wangxiao/index/4.gif" /></li>
		</ul>
	  </div>
	  <div id="gdbox2"></div>
	</div>
</div>
<script>picleft("gdbox","gdbox1","gdbox2",20)</script>
*/