<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<style> div.IPDiv{background:#ffffff;width:120;font-size:9pt;text-align:center;border:2 ridge threedshadow;border-right:inset threedhighlight;border-bottom:inset threedhighlight; } input.IPInput{width:24;font-size:9pt;text-align:center;border-width:0; } </style> <script language="JScript" for="document" event="onkeydown"> if(event.keyCode==13)event.keyCode=9; </script> <script language="JScript"> var IPlikeInputStr=[]; for(var i=0;i<4;i++)IPlikeInputStr[i]="<input class=IPInput name=IPInput type=text size=3 maxlength=3 onkeydown=if(event.srcElement.value.length==3||event.keyCode==39)event.keyCode=9>"+(i==3?"":"."); document.write("<div class=IPDiv>"+IPlikeInputStr.join("")+"</div>"); </script>
</body>
</html>