日期:2014-05-16 浏览次数:20407 次
<script language="javascript" type="text/javascript"/>
function checkid(){
var id=document.form1.xuehao.value
if(id==""){
document.getElementById("id").innerHTML="<font color='red' size='-1'>× 请输入学号</font>";
return false;
}
if(id.length!=6){
document.getElementById("id").innerHTML="<font color='red' size='-1'>× 学号必须为6位</font>";
return false;
}else{
document.getElementById("id").innerHTML="<font color='blue' size='-1'>√ 正确</font>";
}
}
function chename(){
var yonghuming=document.form1.username.value
if(id=""){
document.getElementById("yonghuming").innerHTML="<font color='red' size='-1'>用户名不能为空</font>";
return false;
}
}
</script>
<form action="" method="post" name="form1" alingn="left">
用户名:<input type="text" name="username" onblur="chename()" /><div id="yonghuming">(*用户名必须是字母)<br/>
学 号:<input type="text" name="xuehao" onblur="checkid()"/><div id="id"></div>(*学号必须为6位)<br/>
邮 箱:<input type="text" name="youxiang"/><div id="mail">(*必须包含@和.)<br/>
<input type="submit" value="提交" name="tijiao" />
<input type="reset" value="重置" name="reset" />
</form>
</body>
</html>
<script language="javascript" type="text/javascript"/>
function checkid(){
var id=document.form1.xuehao.value
if(id==""){
document.getElementById("id").innerHTML="<font color='red' size='-1'>× 请输入学号</font>";
return false;
}
if(id.length!=6){
document.getElementById("id").innerHTML="<font color='red' size='-1'>× 学号必须为6位</font>";
return false;
}else{
document.getElementById("id").innerHTML="<font color='blue' size='-1'>√ 正确</font>";
}
return true;
}
function chename(){
var yonghuming=document.form1.username.value
if(yonghuming ==""){
document.getElementById("yonghuming").innerHTML="<font color='red' size='-1'>用户名不能为空</font>";
return false;
}
return true;
}
function check_all(){
var flag = true;
flag = checkid();
if (!flag){
return false;
}
flag = chename();
if (!flag){
return false;
}
document.form1.submit();
}
</script>
<form action="" method="post" name="form1" alingn="left">
用户名:<input type="text" name="username" onblur="chename()" /><div id="yonghuming"></div>(*用户名必须是字母)<br/>
学 号:<input type="text" name="xuehao" onblur="checkid()"/><div id="id"></div>(*学号必须为6位)<br/>
邮 箱:<input type="text" name="youxiang"/><div&nbs