$(function() { $("#password").blur( function() { $("#password_msg").empty(); var name = $(this).val(); if (name == "" || name == null) { $("#password").after("密码不能为空"); } }); $("#newpassword").blur( function() { $("#newpassword_msg").empty(); var name = $(this).val(); if (name == "" || name == null) { $("#newpassword").after(" 新密码不能为空"); } }); $("#repassword").blur( function() { $("#repassword_msg").empty(); var name = $(this).val(); var newpassword = $("#newpassword").val(); var repassword = $("#repassword").val(); if (name == "" || name == null) { $("#repassword").after("确认密码不能为空"); }else if (repassword != newpassword){ $("#repassword").after("校验失败"); } }); $('#sub').click(function(){ var password = $("#password").val(); var newpassword = $("#newpassword").val(); var repassword = $("#repassword").val(); $("#password_msg").empty(); $("#newpassword_msg").empty(); $("#repassword_msg").empty(); if (password == "" || password == null) { $("#password").after("密码不能为空"); return false; } if (newpassword == "" || newpassword == null) { $("#newpassword").after(" 新密码不能为空"); return false; } if (repassword == "" || repassword == null) { $("#repassword").after("确认密码不能为空"); return false; } if (repassword != newpassword) { $("#repassword").after("校验失败"); return false; } }); $('#res').click(function(){ $("#password_msg").empty(); $("#newpassword_msg").empty(); $("#repassword_msg").empty(); }); });