var _changeBGbyDay = true;

$(document).ready(function(){
	
	// lightbox ****************************************************************
	if (typeof $().lightBox == 'function')
		$('ul.photos a').lightBox();
	
	// body-bg *****************************************************************
	var _bodyBgList = $('ul.body-bg li'),
		_current = 0,
		_body = $('body');
		_date = new Date();
		
	if (!$.cookie('bg_num')) {
		$.cookie('bg_num', 0, {expires:7,path: '/'});
		$.cookie('day', _date.getDate(), {expires:7,path: '/'})
	} else {
		if (_changeBGbyDay && $.cookie('day') != _date.getDate())
			_current = parseInt($.cookie('bg_num')) + 1;
		else
			_current = parseInt($.cookie('bg_num'));
		
		if (!_changeBGbyDay)
			_current = parseInt($.cookie('bg_num')) + 1;
		if (_current >= _bodyBgList.length) _current = 0;
		$.cookie('bg_num', _current, {expires:7,path: '/'});
		$.cookie('day', _date.getDate(), {expires:7,path: '/'})
	}
	_body.css('backgroundImage','url("'+_bodyBgList.eq(_current).text()+'")');
	_body.css('backgroundColor',_bodyBgList.eq(_current).attr('title'));
});

jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { 
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString(); 
        }
        var path = options.path ? '; path=' + (options.path) : '';
        var domain = options.domain ? '; domain=' + (options.domain) : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { 
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};