//验证邮箱
function verfifyEmail(){
var strEmail = document.getElementById("email").value;
var email_info = document.getElementById("email_info");
if(verifyIsNull(email_info,strEmail)){
email_Flag = false;
return ;
}
var reg = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
email_Flag = reg.test(strEmail);
if(email_Flag){
email_info.innerHTML = "恭喜!邮箱地址输入正确。";
}else{
email_info.innerHTML = "对不起,您输入的邮箱地址格式错误。";
}
}