//
//
//
//

var day_calculated = 0;
var day_part = "0";
var business_opened = 0;
var business_day = -1;

function calculate_day()
{
    var server_time = get_server_time();
    var hour = server_time.getUTCHours();
    var day = server_time.getUTCDay();
    var offset = 0;

    if (day_calculated == 0) {
        if (day == 0) {
            if (hour < 2) {
                business_opened = 1;
                offset = -1;
                day_part = "6";
            } else if (hour < 3) {
                business_opened = 1;
                offset = -1;
                day_part = "8";
            } else if (hour < 11) {
                business_opened = 0;
                day_part = "9";
            } else if (hour < 23) {
                business_opened = 1;
                day_part = "6";
            } else {
                business_opened = 1;
                day_part = "8";
            }
        } else if (day == 1) {
            if (hour < 11) {
                business_opened = 0;
                day_part = "9";
            } else if (hour < 14) {
                business_opened = 1;
                day_part = "3";
            } else {
                business_opened = 1;
                day_part = "6";
            }
        } else if (day < 6) {
            if (hour < 1) {
                business_opened = 1;
                offset = -1;
                day_part = "8";
            } else if (hour < 11) {
                business_opened = 0;
                day_part = content = "9";
            } else {
                business_opened = 1;
                day_part = "6";
            }
        } else {
            if (hour < 2) {
                business_opened = 1;
                offset = -1;
                day_part = "6";
            } else if (hour < 3) {
                business_opened = 1;
                offset = -1;
                day_part = "8";
            } else if (hour < 11) {
                business_opened = 0;
                day_part = content = "9";
            } else {
                business_opened = 1;
                day_part = "6";
            }
        }
        business_day = day + offset;
        while (business_day > 6) business_day -= 7;
        while (business_day < 0) business_day += 7;
    
        set_time_fields();
    }
}