function isEmail(vEMail){var regInvalid=/(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/;var regValid=/^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)/;return (!regInvalid.test(vEMail)&&regValid.test(vEMail));}function check(){if  (document.submitform.sname.value ==""){alert("你输入你的名字!");document.submitform.sname.focus();return false; }if  (!(isEmail(document.submitform.femail.value ))){alert("请正确输入您的EMAIL地址!");document.submitform.femail.focus();return false; }else{document.submitform.meetcdHtml.value=document.submitform.innerHTML; document.submitform.submit();}}function SearchCheck(){if(Search.word.value==""){alert("搜索栏不能为空！"); Search.word.focus(); return false; }}