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js实现两个单选按钮，选不同的选项弹出...
发表于：2014-11-28 来源：黑马网络 以阅：
js实现两个单选按钮，选不同的选项弹出...
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <script type="text/javascript"> function switchItem(tag){ var s1 = document.getElementById('s1'); var s2 = document.getElementById('s2'); var s3 = document.getElementById('s3'); if(tag=='外单位'){ s1.style.display = ''; s2.style.display = 'none'; s3.style.display = 'none'; } else{ s1.style.display = 'none'; s2.style.display = ''; s3.style.display = ''; } } </script> <div> <label><input type="radio" onclick="switchItem('外单位')" name="radio" />外单位</label> <label><input type="radio" onclick="switchItem('本单位')" name="radio" />本单位</label> </div> <div> <select id="s1" style="display:none"> <option>外单位A1</option> <option>外单位A2</option> <option>外单位A3</option> </select> </div> <div> <select id="s2" style="display:none"> <option>本单位A1</option> <option>本单位A2</option> <option>本单位A3</option> </select> <select id="s3" style="display:none"> <option>本单位B1</option> <option>本单位B2</option> <option>本单位B3</option> </select> </div> </body> </html>