<!-- 自动滚屏浏览 -->
<!-- 双击后页面滚屏，鼠标按下后停止滚屏 -->

//初始化滚屏
var ScrollWindow_CurrentPos,timer_scrollwindow;
function ScrollWindow_Init(){
	timer_scrollwindow=setInterval("ScrollWindow_Fn()",50);
}

//结束滚屏
function ScrollWindow_End(){
	clearInterval(timer_scrollwindow);
}

//开始滚屏
function ScrollWindow_Fn(){
	ScrollWindow_CurrentPos=document.body.scrollTop;
	window.scroll(0,++ScrollWindow_CurrentPos);
	if (ScrollWindow_CurrentPos != document.body.scrollTop)
	ScrollWindow_End();
}

//设置事件句柄
window.document.attachEvent("onmousedown",ScrollWindow_End);
window.document.attachEvent("ondblclick",ScrollWindow_Init);
//document.onmousedown=ScrollWindow_End
//document.ondblclick=ScrollWindow_Init