function checkpassword()
{
    if(document.getElementById("Text_Password_Old").value.replace(/\s/g, "").length<4 || document.getElementById("Text_Password_Old").value.replace(/\s/g, "").length>10)
    {
        alert('原密码输入有误！');
        return false;
    }
    if(document.getElementById("Text_Password_New").value.replace(/\s/g, "").length<4 || document.getElementById("Text_Password_New").value.replace(/\s/g, "").length>10 || document.getElementById("Text_Password_New").value.replace(/\s/g, "")!=document.getElementById("Text_Password_New1").value)
    {
        alert('新密码输入有误！');
        return false;
    }
    return true;
}