随滚动条移动的层

来源：互联网发布：淘宝神笔找不到宝贝编辑：程序博客网时间：2024/05/21 19:47
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><TITLE>随滚动条移动的层 - 51windows.Net</TITLE><META HTTP-EQUIV="Content-Type" CONTENT="text/html" charset="gb2312"><META NAME="Author" CONTENT="haiwa"><META NAME="homepage" CONTENT="www.51windows.net"></HEAD><style><!--.div{ position: absolute; border: 2px solid red; background-color: #EFEFEF; line-height:90px; font-size:12px; z-index:1000;}--></style><BODY><div id="Javascript.Div1" class="div" style="width: 240; height:90" align="center">正中...</div><SCRIPT LANGUAGE="JavaScript">function sc1(){ document.getElementById("Javascript.Div1").style.top=document.body.scrollTop+(document.body.clientHeight-document.getElementById("Javascript.Div1").offsetHeight)/2 document.getElementById("Javascript.Div1").style.left=document.body.scrollLeft+(document.body.clientWidth-document.getElementById("Javascript.Div1").offsetWidth)/2;}</SCRIPT><div id="Javascript.Div2" class="div" style="width: 240; height:90;" align="center">左上...</div><SCRIPT LANGUAGE="JavaScript">function sc2(){ document.getElementById("Javascript.Div2").style.top=document.body.scrollTop document.getElementById("Javascript.Div2").style.left=document.body.scrollLeft;}</SCRIPT><div id="Javascript.Div3" class="div" style="width: 240; height:90;" align="center">左下...</div><SCRIPT LANGUAGE="JavaScript">function sc3(){ document.getElementById("Javascript.Div3").style.top=document.body.scrollTop+document.body.clientHeight-document.getElementById("Javascript.Div3").offsetHeight; document.getElementById("Javascript.Div3").style.left=document.body.scrollLeft;}</SCRIPT><div id="Javascript.Div4" class="div" style="width: 240; height:90;" align="center">右上...</div><SCRIPT LANGUAGE="JavaScript">function sc4(){ document.getElementById("Javascript.Div4").style.top=document.body.scrollTop; document.getElementById("Javascript.Div4").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("Javascript.Div4").offsetWidth;}</SCRIPT><div id="Javascript.Div5" class="div" style="width: 240; height:90;" align="center">右下...</div><SCRIPT LANGUAGE="JavaScript">function sc5(){ document.getElementById("Javascript.Div5").style.top=document.body.scrollTop+document.body.clientHeight-document.getElementById("Javascript.Div5").offsetHeight; document.getElementById("Javascript.Div5").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("Javascript.Div5").offsetWidth;;}</SCRIPT><SCRIPT LANGUAGE="JavaScript"><!--function scall(){ sc1();sc2();sc3();sc4();sc5();}window.onscroll=scall;window.onresize=scall;window.onload=scall;//--></SCRIPT><div style="position: absolute; top: 0; left: 0; width: 10000; height: 4000;"></div></BODY></HTML>
效果如下所示：