register.js

一个JAVA做的博客系统。系统采用JSP + JS + TOMCAT + MYSQL制作。用户能上传图片和音乐到系统中。游客和用户自己能在页面中浏览文件和听歌。

function check()
{
    var username = document.getElementById("username").value;
    var password = document.getElementById("password").value;
    var question = document.getElementById("question").value;
    var answer = document.getElementById("answer").value;
    document.getElementById("unUl").style.color = "black";
    document.getElementById("pwUl").style.color = "black";
    document.getElementById("qtUl").style.color = "black";
    document.getElementById("awUl").style.color = "black";
    if(username.length == 0 || username.indexOf("'") > -1)
    {
        document.getElementById("unUl").style.color = "red";
        return;
    }
    if(password.length < 6 || password.indexOf("'") > -1)
    {
        document.getElementById("pwUl").style.color = "red";
        return;
    }
    if(question.length == 0 || question.indexOf("'") > -1)
    {
         document.getElementById("qtUl").style.color = "red";
         return;
    }
    if(answer.length == 0 || answer.indexOf("'") > -1)
    {
        document.getElementById("awUl").style.color = "red";
        return;
    }
    var unReg = document.getElementById("unReg");
    var pwReg = document.getElementById("pwReg");
    var qtReg = document.getElementById("qtReg");
    var awReg = document.getElementById("awReg");
    unReg.value = username;
    pwReg.value = password;
    qtReg.value = question;
    awReg.value = answer;
    document.getElementById("toRegister").submit();
};