摘要：
1<!DOCTYPEHTML>2<html>3<head>4<metacharset="gbk">5<title>切换</title>6</head>7<style>8body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td{padding:0;margin:0}9body{font:12px/22pxTahoma,"宋体"; 阅读全文
