function sub()
{   
    //清空错误状态
    $("#errorName").css("display","none");
    $("#errorPassword").css("display","none");
    $("#errorPhone").css("display","none");

    //取控件
    var form = $("#formReg");
    var name = $("#txtName").val();
    var password = $("#txtPassword").val();
    var phone = $("#txtPhone").val();
    
    //设置正则表达式
    var pName=/[\u4e00-\u9fa5]/g; 
    var pPassword = /^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
    var pPhone = /^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
    
    //判断
    if(pName.exec(name) && pPassword.exec(password) && pPhone.exec(phone))
    {
        form.submit();
    }
    else
    {
        if (!pName.exec(name))
        {
            $("#errorName").css("display","inline");
        }
        
        if(!pPassword.exec(password))
        {
            $("#errorPassword").css("display","inline");
        }
        
        if(!pPhone.exec(phone))
        {
            $("#errorPhone").css("display","inline");
        }
    }
}