以下是代码,如果太长了,请大家原谅<HTML>
<HEAD>
<script language=javascript>
function SetMultiple(b){
document.all["groups"].multiple=b;
}
</script><script language="javascript">
function validate_form()
{
if (document.userform.username.value.length<1)
{
alert("请填写用户姓名!");
return false;
}
if (document.userform.loginId.value.length<1)
{
alert("请填写登录名称!");
return false;
}
if (document.userform.password.value.length<1)
{
alert("请填写您的密码!");
return false;
}
if (document.userform.password.value!=document.userform.confirmPassword.value)
{
alert("密码不一致,请正确填写您的密码!");
return false;
}
if ((document.userform.password.value.length<6)||(document.userform.password.value.length>16))
{
alert("密码必须是6-16位的字母或数字!");
return false;
}
return true;
}
</script>
</HEAD>
<BODY><form name="userform" action="aabc.jsp" method="post" onSubmit="return validate_form()" ><table border="0" cellspacing="1" width="98%" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center">创建新用户</td>
</tr>
<tr bgcolor="#FFFFFF" height="50">
<td colspan="4" align="center">
<table border="0" cellspacing="0" width="669" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor="#FFFFFF" height="27">
<td width="33"> </td>
<td width="90">用户姓名</td>
<td width="271"><input name="userName" type="text" maxlength="30" style="width:240" value=""></td>
<td width="275"><font color="#FF0000">*</font>最长30字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>登录名称</td>
<td><input name="loginId" type="text" maxlength="20" style="width:240" value=""></td>
<td><font color="#FF0000">*</font>最长20字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>密码</td>
<td><input name="password" type="password" maxlength="16" style="width:240"></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>确认密码</td>
<td><input name="confirmPassword" type="password" maxlength="16" style="width:240" value=""></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p> <br>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td > </td>
<td></td>
<td colspan="2" style="color:red"></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>状态</td>
<td</td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td</td>
<td>
<td>
</tr>
</table>
</td>
</tr>
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center"><p>
<input type="submit" name="Submit" value="保存">
<input type="reset" name="cancel" value="放弃" onClick="history.back();">
<br>
</p></td>
</tr>
</table>
</form>
<HEAD>
<script language=javascript>
function SetMultiple(b){
document.all["groups"].multiple=b;
}
</script><script language="javascript">
function validate_form()
{
if (document.userform.username.value.length<1)
{
alert("请填写用户姓名!");
return false;
}
if (document.userform.loginId.value.length<1)
{
alert("请填写登录名称!");
return false;
}
if (document.userform.password.value.length<1)
{
alert("请填写您的密码!");
return false;
}
if (document.userform.password.value!=document.userform.confirmPassword.value)
{
alert("密码不一致,请正确填写您的密码!");
return false;
}
if ((document.userform.password.value.length<6)||(document.userform.password.value.length>16))
{
alert("密码必须是6-16位的字母或数字!");
return false;
}
return true;
}
</script>
</HEAD>
<BODY><form name="userform" action="aabc.jsp" method="post" onSubmit="return validate_form()" ><table border="0" cellspacing="1" width="98%" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center">创建新用户</td>
</tr>
<tr bgcolor="#FFFFFF" height="50">
<td colspan="4" align="center">
<table border="0" cellspacing="0" width="669" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor="#FFFFFF" height="27">
<td width="33"> </td>
<td width="90">用户姓名</td>
<td width="271"><input name="userName" type="text" maxlength="30" style="width:240" value=""></td>
<td width="275"><font color="#FF0000">*</font>最长30字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>登录名称</td>
<td><input name="loginId" type="text" maxlength="20" style="width:240" value=""></td>
<td><font color="#FF0000">*</font>最长20字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>密码</td>
<td><input name="password" type="password" maxlength="16" style="width:240"></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>确认密码</td>
<td><input name="confirmPassword" type="password" maxlength="16" style="width:240" value=""></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p> <br>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td > </td>
<td></td>
<td colspan="2" style="color:red"></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>状态</td>
<td</td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td</td>
<td>
<td>
</tr>
</table>
</td>
</tr>
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center"><p>
<input type="submit" name="Submit" value="保存">
<input type="reset" name="cancel" value="放弃" onClick="history.back();">
<br>
</p></td>
</tr>
</table>
</form>
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<input type="submit" name="Submit" value="保存" onsubmit="return validate_form()" >
加上这句
<HTML>
<HEAD>
<script language=javascript>
function SetMultiple(b){
document.all["groups"].multiple=b;
}
</script><script language="javascript">
function validate_form()
{ if (document.getElementById("username").value.length<1)
{
alert("请填写用户姓名!");
return false;
}
if (document.getElementById("loginId").value.length<1)
{
alert("请填写登录名称!");
return false;
}
if (document.getElementById("password").value.length<1)
{
alert("请填写您的密码!");
return false;
}
if (document.getElementById("password").value!=document.getElementById("confirmPassword").value)
{
alert("密码不一致,请正确填写您的密码!");
return false;
}
if ((document.getElementById("password").value.length<6)||(document.getElementById("password").value.length>16))
{
alert("密码必须是6-16位的字母或数字!");
return false;
}
return true;
}
</script>
</HEAD>
<BODY><form name="userform" action="aabc.jsp" method="post" onSubmit="return validate_form()" ><table border="0" cellspacing="1" width="98%" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center">创建新用户</td>
</tr>
<tr bgcolor="#FFFFFF" height="50">
<td colspan="4" align="center">
<table border="0" cellspacing="0" width="669" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" bgcolor="#000000" align="center">
<tr bgcolor="#FFFFFF" height="27">
<td width="33"> </td>
<td width="90">用户姓名</td>
<td width="271"><input name="userName" type="text" maxlength="30" style="width:240" value=""></td>
<td width="275"><font color="#FF0000">*</font>最长30字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>登录名称</td>
<td><input name="loginId" type="text" maxlength="20" style="width:240" value=""></td>
<td><font color="#FF0000">*</font>最长20字</td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>密码</td>
<td><input name="password" type="password" maxlength="16" style="width:240"></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>确认密码</td>
<td><input name="confirmPassword" type="password" maxlength="16" style="width:240" value=""></td>
<td><p><font color='#FF0000'>*最少6位,最长16位</font></p></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td> <p> <br>
</p></td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td > </td>
<td></td>
<td colspan="2" style="color:red"></td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td>状态</td>
<td</td>
<td> </td>
</tr>
<tr bgcolor="#FFFFFF" height="27">
<td> </td>
<td></td>
<td</td>
<td>
<td>
</tr>
</table>
</td>
</tr>
<tr bgcolor=#abb8d6 height="50">
<td colspan="4" align="center"><p>
<input type="submit" name="Submit" value="保存" onsubmit="return validate_form()">
<input type="reset" name="cancel" value="放弃" onClick="history.back();">
<br>
</p></td>
</tr>
</table>
</form>
里也加了