Js双击鼠标自动滚动屏幕的代码

<html>

<head>

<script language="javascript" type="text/javascript">

//双击鼠标滚动屏幕的代码

var currentpos,timer;

function initialize()

{

  timer=setInterval("scrollwindow()",30);

}

function sc()

{

  clearInterval(timer);

}

function scrollwindow()

{

  currentpos=document.body.scrollTop;

  window.scroll(0,++currentpos);

  if(currentpos !=document.body.scrollTop)

  {

     sc();

  }

}

document.onmousedown=sc; //停止

document.ondblclick=initialize; //开始

</script>

</head>

<body>

<%

  for i=1 to 100

%>

<p>双击屏幕滚动的Js代码</p>

<%

  next

%>

</body>

</html>

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