//文字上下停留滚动
function StartMarquee(the,lh,speed,delay)//高度 速度 延时
{
	var p=false;
	var t;
	var sh;
	var o=document.getElementById(the);
	o.innerHTML+=o.innerHTML;
	o.style.marginTop=0;
	o.onmouseover=function(){p=true;}
	o.onmouseout=function(){p=false;}
	
	function start()
	{
		sh = o.offsetHeight;
		o.style.height = sh;
		t=setInterval(scrolling,speed);
		if(!p) o.style.marginTop=parseInt(o.style.marginTop)-1+"px";
	}
	
	function scrolling()
	{
		if(parseInt(o.style.marginTop)%lh!=0)
		{
			o.style.marginTop=parseInt(o.style.marginTop)-1+"px";
			if(Math.abs(parseInt(o.style.marginTop))>=sh/2)o.style.marginTop=0;
		}else
		{
			clearInterval(t);
			setTimeout(start,delay);
		}
	}
	
	setTimeout(start,delay);
}


//===============================Cookie操作 存、取、删==========================================//

function setCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{

		var Days = 365; //此 cookie 将被保存 30 天

		var exp  = new Date();    //new Date("December 31, 9998");

		exp.setTime(exp.getTime() + Days*24*60*60*1000);

		//document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();



		document.cookie = name + "="+ escape (value); //不设置时间，关闭浏览器制动删除

}

function getCookie(name)//取cookies函数        
{

    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));

     if(arr != null) return unescape(arr[2]); return null;


}

function delCookie(name)//删除cookie
{

    var exp = new Date();

    exp.setTime(exp.getTime() - 1);

    var cval=getCookie(name);

    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();

}




//图片缓冲处理
function MM_swapImgRestore() 
{ //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages()
{ //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d)
{ //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage()
{ //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}