<HTML>
<HEAD>
<SCRIPT LANGUAGE=javascript>
<!--
function test()
{
window.scrollBy(0, 100);
window.setTimeout("test()",1000);
}
//-->
</SCRIPT>
</HEAD>
<BODY onDblClick="test()">
</BODY>
</HTML>
<HEAD>
<SCRIPT LANGUAGE=javascript>
<!--
function test()
{
window.scrollBy(0, 100);
window.setTimeout("test()",1000);
}
//-->
</SCRIPT>
</HEAD>
<BODY onDblClick="test()">
</BODY>
</HTML>
function initialize()
{
timer=setInterval('scrollwindow()',10);
}
function sc(){
clearInterval(timer);
}
function scrollwindow()
{
currentpos=document.body.scrollTop;
window.scroll(0,++currentpos);
if (currentpos != document.body.scrollTop)
sc();
}
document.onmousedown=sc
document.ondblclick=initialize这是 csdn 的源码.