function get_user_info(user_email, pwd)
{
    var return_data = false;
    if(typeof url_base != 'undefined')
    {
        var url = url_base+'site/ajax_login';
        var data = 'email='+user_email+'&password='+pwd;
        $.ajax({
            url: url,
            type: 'POST',
            data: data,
            async: false,
            dataType: 'json',
            success: function(retdat, status) {
                return_data = retdat;
            },
            error: function () {}
        });
    }
    return return_data;
}