Date.prototype.getDST = function() {
	var jan = new Date(this.getFullYear(), 0, 1);
	var jul = new Date(this.getFullYear(), 6, 1);
	return this.getTimezoneOffset() < Math.max(jan.getTimezoneOffset(), jul.getTimezoneOffset());
};

var d = new Date();

var startWork = 9;
var endWork = 18;

if (d.getDST()) {
	startWork--;
	endWork--;
}

if (d.getUTCHours() < startWork - 3 || d.getUTCHours() >= endWork - 3) {
        var im = new Image();
        im.src = '/d/78523/t/images/mega_ushi.jpg';
        
        $(document).ready(function(){
                $('body script').remove();
                $('body').wrapInner('<div id="wrap-night"></div>').addClass('site-night');
        });
        
        displayAnnounce(announceNight, 'announce_night');
} else {
        displayAnnounce(announceDay, 'announce_day');
}

function displayAnnounce(text, cookieName) {
        if (!readCookie(cookieName)) {
                createCookie(cookieName, 1);
	        if ($.trim(text) != '') {
	                $(document).ready(function(){
	                        var timerAnnounce = null;
	                        $('<div id="announce">'+text+'</div>').prependTo('body').children().hide().parent().show().children().fadeIn(1500, function(){
	                                clearTimeout(timerAnnounce);
	                                timerAnnounce = setTimeout(function(){
	                                        $('#announce').children().fadeOut(1500, function(){
	                                                $(this).parent().hide();
	                                        });
	                                }, 7000);
	                        });
	                });
	        }
	}
}