弹出提示的效果

萧遥 · 发表于 2008-11-18 14:40:22

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>cao888---提示</title>
</head>
<body>
<script language=javascript>
var cao_x,cao_y;
function cao888()
{
this.display=display;
}
function display()
{
document.write("<table align=center><tr><td><button style='width:100px;height:30px;font-size:12px;border:1px solid #A4B3C8;background-color:green;' type=button onclick=document.getElementById('cao1').style.display='block' onfocus=this.blur()>CAO留言</button></td></tr></table>");
document.write("<div id='cao1' style='font-size:12px;position:absolute;display:none;text-align:center;overflow:visible'>");
document.write("<div style='position:absolute;top:expression((body.clientHeight-300)/2);left:expression((body.clientWidth-200)/2);width:200px;height:180px;background-color:#dbdbdb;border:1px solid #cccccc;'>");
document.write("<table width=200 height=20 bgcolor=green onmousedown='cao_x=event.x-parentNode.style.pixelLeft;cao_y=event.y-parentNode.style.pixelTop;setCapture();' onmouseup='releaseCapture();' onmousemove='caoMove(this.parentNode)' style='cursor:move;'>");
document.write("<tr align=center>");
document.write("<td align=left>提示:CAO888</td>");
document.write("</tr>");
document.write("</table>");
document.write("<span style= cursor:hand onclick=this.parentNode.parentNode.style.display='none';><img src='http://pic1.blueidea.com/bbs/topic5.gif'><br>CAO呀,错误了...<br>[确定]</span>");
document.write(" </div>");
document.write("</div>");
}
function caoMove(obj) //实现层的拖移
{
if(event.button==1)
{
var caoX=obj.clientLeft;
var caoY=obj.clientTop;
obj.style.pixelLeft=caoX+(event.x-cao_x);
obj.style.pixelTop=caoY+(event.y-cao_y);
}
}
</script>
<script language=javascript>
var mycao=new cao888();
mycao.display();
</script>
</body>
</html>

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弹出提示的效果

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