function checkpwd()
	         {
                 if (document.getelementbyid('pwd').value == '')
                     {
                        regtext.innerhtml="<font color='red'>请设置您的注册密码</font>";
                        return;
                     }
                 else
                     {
                          if(document.getelementbyid('pwd').value.length > 15 || document.getelementbyid('pwd').value.length < 6)
                         {
                            regtext.innerhtml="<font color='red'>密码为6-15位数字或字母</font>";
                            return;
                         }
                         else
                         {
                         regtext.innerhtml="";
                         }
                     }
             }
             
             
             function checkregpwd()
	         {
                 if (document.getelementbyid('regpwd').value == '')
                     {
                        cfpwd.innerhtml="<font color='red'>请输入您的确认密码</font>";
                        return;
                     }
                 else
                     {
                          if(document.getelementbyid('regpwd').value.length > 15 || document.getelementbyid('regpwd').value.length < 6)
                         {
                            cfpwd.innerhtml="<font color='red'>密码为6-15位数字或字母<font>";
                            return;
                         }
                         else if(document.getelementbyid('pwd').value != document.getelementbyid('regpwd').value) 
                         {
                            cfpwd.innerhtml="<font color='red'>您的两次密码输入不一致</font>";
                         }
                         else
                         {
                            cfpwd.innerhtml="";
                         }
                     }
             }
             
        function checkpeople()
	         {
                 if (document.getelementbyid('txtusername').value == '')
                     {
                        people.innerhtml="<font color='red'>请输入您的姓名</font>";
                        return;
                     }
                 else
                     {
                          if(document.getelementbyid('people').value.length > 5 || document.getelementbyid('people').value.length < 2)
                         {
                            people.innerhtml="<font color='red'>您的姓名格式输入不合法</font>";
                            return;
                         }
                         else
                         {
                         people.innerhtml="";
                         }
                     }
             }
             
             function checkinc()
	         {
                 if (document.getelementbyid('txtinc').value == '')
                     {
                        inc.innerhtml="<font color='red'>请输入详细的单位或组织名称</font>";
                        return;
                     }
                 else
                     {
                          if(document.getelementbyid('inc').value.length < 6)
                         {
                            inc.innerhtml="<font color='red'>请输入详细的单位或组织名称</font>";
                            return;
                         }
                         else
                         {
                         inc.innerhtml="";
                         }
                     }
             }
             
             function checkmail()
	         {
                 if (document.getelementbyid('txtmail').value == '')
                     {
                        mail.innerhtml="<font color='red'>请输入您的注册邮箱,此邮箱将用来接收系统信息,请填写后并确认</font>";
                        return;
                     }
                 else
                     {
                         var emailstr=document.all.form1.mail.value;
                         var emailpat= /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;
                         var matcharray=emailstr.match(emailpat);
                          if (matcharray==null)
                         {
                            mail.innerhtml="<font color='red'>请输入格式正确的邮箱</font>";
                            return;
                         }
                         else
                         {
                         mail.innerhtml="";
                         }
                     }
             }
             
             function checkyzm()
	         {
                 if (document.getelementbyid('yzm').value == '')
                     {
                        yzm.innerhtml="<font color='red'>请输入右边的验证码字符</font>";
                        return;
                     }
                 else
                     {
                         yzm.innerhtml="";
                     }
             }
             
             function a() 
             {
                    if (document.getelementbyid('regtype').value == '')
                     {
                        alert('请选择注册类型');
                        form1.regtype.focus();
                        return false;
                     }
                        if (document.getelementbyid('pwd').value == '') 
                     {
                        alert('请填写系统注册密码');
                        form1.pwd.focus();
                        return false;
                     }

                        if(document.getelementbyid('pwd').value.length > 15 || document.getelementbyid('pwd').value.length < 6)
                     {
                        alert('密码为6-15位，请输入对应的密码');
                        form1.pwd.focus();
                        return false;
                     }
                        if (document.getelementbyid('regpwd').value == '') 
                     {
                        alert('请输入您的确认注册密码');
                        form1.regpwd.focus();
                        return false;
                     }
                     if(document.getelementbyid('regpwd').value.length > 15 || document.getelementbyid('regpwd').value.length < 6)
                     {
                        alert('密码为6-15位，请输入对应的密码');
                        form1.regpwd.focus();
                        return false;
                     }

                        if (document.getelementbyid('pwd').value != document.getelementbyid('regpwd').value) 
                     {
                        alert('您的两次密码输入不一致');
                        form1.regpwd.focus();
                        return false;
                     }
                        if (document.getelementbyid('people').value == '') 
                     {
                        alert('请输入您的真实姓名');
                        form1.people.focus();
                        return false;
                     }
                        if (document.getelementbyid('inc').value == '') 
                     {
                        alert('请输入您的单位');
                        form1.inc.focus();
                        return false;
                     }
                       if (document.getelementbyid('mail').value == '') 
                     {
                        alert('请输入您的注册邮箱');
                        form1.mail.focus();
                        return false;
                      }
                        var emailstr=document.all.form1.mail.value;
                        var emailpat= /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;
                        var matcharray=emailstr.match(emailpat);
                        if (matcharray==null) {
                        alert("电子邮件格式不正确！请重新输入正确的邮箱地址)")
                        return false;
                        }
                     if (document.getelementbyid('yzm').value == '')
                     {
                        alert('最后一步了！请输入验证码');
                        form1.yzm.focus();
                        return false;
                     }
      }