📄 s10_12.htm
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<HTML>
<HEAD>
<META name="vs_defaultClientScript" content="JavaScript">
<META http-equiv="Content-Type" content="text/html; charset=gb2312">
<META http-equiv="Content-Language" content="zh-cn">
<META name="vs_targetSchema" content="HTML 4.0">
<META name="GENERATOR" content="Microsoft FrontPage 5.0">
<META name="ProgId" content="FrontPage.Editor.Document">
<TITLE>跟随页面移动的<DIV>块</TITLE>
</HEAD>
<BODY>
<DIV id="ad_zsu" style="position: absolute; left: 115; top: 37">
<IMG border="0" src="fouxiang.gif" width="86" height="83">佛像
</DIV>
</BODY>
<SCRIPT language="JavaScript">
function FM_ShowItIn(theName,theWantTop,theWantLeft)
{//把参数theName所指定的页面元素显示在窗口可视区的位置<theWantTop,theWantLeft>
document.all[theName].style.top = theWantTop + document.body.scrollTop;
document.all[theName].style.left = theWantLeft + document.body.scrollLeft;
}
self.setInterval("FM_ShowItIn('ad_zsu',20,50)",1);//通过定时器方式将页面元素显示在窗口可视区的特定位置
</SCRIPT>
<SCRIPT language="javascript">
<!--//只用于测试目的,使页面显示时浏览窗口有垂直滚动条
for(i=0;i<100;i++) document.write("<P>行"+i+"</P>");
//-->
</SCRIPT>
</HTML>
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