var duration = 3000;

function get_day_or_night() {
	sunrise = new Array(8,7,6,6,5,4,4,5,6,7,7,8);
	sunset = new Array(17,18,19,21,22,22,22,21,20,19,17,17);
	var currentTime = new Date();
	var month = currentTime.getMonth() + 1;
	var day = currentTime.getDate();
	var hours = currentTime.getHours();
	var sunrise_today = sunrise[month];
	var sunset_today = sunset[month];
	if ((hours > sunrise_today) && (hours < sunset_today)) {
		is_day = 1;
	} else {
		is_day = 0;
	}
	return(is_day);
}

function setCookie(name,value,days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
}

function getCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function deleteCookie(name) {
    setCookie(name,"",-1);
}

function css_browser_selector(u){var ua = u.toLowerCase(),is=function(t){return ua.indexOf(t)>-1;},g='gecko',w='webkit',s='safari',o='opera',h=document.getElementsByTagName('html')[0],b=[(!(/opera|webtv/i.test(ua))&&/msie\s(\d)/.test(ua))?('ie ie'+RegExp.$1):is('firefox/2')?g+' ff2':is('firefox/3.5')?g+' ff3 ff3_5':is('firefox/3')?g+' ff3':is('gecko/')?g:is('opera')?o+(/version\/(\d+)/.test(ua)?' '+o+RegExp.$1:(/opera(\s|\/)(\d+)/.test(ua)?' '+o+RegExp.$2:'')):is('konqueror')?'konqueror':is('chrome')?w+' chrome':is('iron')?w+' iron':is('applewebkit/')?w+' '+s+(/version\/(\d+)/.test(ua)?' '+s+RegExp.$1:''):is('mozilla/')?g:'',is('j2me')?'mobile':is('iphone')?'iphone':is('ipod')?'ipod':is('mac')?'mac':is('darwin')?'mac':is('webtv')?'webtv':is('win')?'win':is('freebsd')?'freebsd':(is('x11')||is('linux'))?'linux':'','js']; c = b.join(' '); h.className += ' '+c; return c;}; css_browser_selector(navigator.userAgent);

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function show_day() {
	  jQuery('#menu-day').show();
	  jQuery('#menu-night').hide();
	  jQuery('#bt-day').show();
	  jQuery('#bt-night').hide();
	  jQuery('#logo-day').show();
	  jQuery('#logo-night').hide();
	  jQuery('#page-day').show();
}
function show_night() {
	  jQuery('#menu-day').hide();
	  jQuery('#menu-night').show();
	  jQuery('#bt-day').hide();
	  jQuery('#bt-night').show();
	  jQuery('#logo-day').hide();
	  jQuery('#logo-night').show();
	  jQuery('#menu_inner a').addClass("night");
	  jQuery('#menu_sub a').addClass("night");
	  jQuery('#page-night').show();
}

jQuery(document).ready(function() {
get_day_or_night();

if (getCookie('is_day') == 1) {
	show_day();
} else if (getCookie('is_day') == 0){
	show_night();
} else if (!is_day) {
	show_night();
} else {
	show_day();
}

	jQuery('body').css('font-size', parseFloat(getCookie('newFontSize'), 10));
    jQuery('body').css('line-height', parseFloat(getCookie('newLineHeight'), 10) +'px');


jQuery('a').click(function() {
        this.blur();
      });

jQuery('#bt_phone-night').click(function() {
        jQuery('#phone-night').animate({
  "top": 50}, 2000, "easeOutElastic")
});
    jQuery('#phone-night').click(function(){
    jQuery('#phone-night').animate({
  "top": -150}, 2000, "easeOutElastic" );
});
jQuery('#bt_phone-day').click(function() {
        jQuery('#phone-day').animate({
  "top": 50}, 2000, "easeOutElastic")
});
    jQuery('#phone-day').click(function(){
    jQuery('#phone-day').animate({
  "top": -150}, 2000, "easeOutElastic" );
});
	
 var originalFontSize = jQuery('body').css('font-size');
    jQuery(".resetFont").click(function(){
    jQuery('body').css('font-size', originalFontSize);
    jQuery('body').css('line-height', originalLineHeight);
  });
  // Increase Font Size
  jQuery("#bt_plus-day, #bt_plus-night").click(function(){
    var currentFontSize = jQuery('body').css('font-size');
    var currentLineHeight = jQuery('body').css('line-height');
    var currentFontSizeNum = parseFloat(currentFontSize, 10);
    var currentLineHeightNum = parseFloat(currentLineHeight, 10);
    var newFontSize = currentFontSizeNum*1.1;
    var newLineHeight = currentLineHeightNum*1.1;
    jQuery('body').css('font-size', newFontSize);
    jQuery('body').css('line-height', newLineHeight+'px');
    setCookie('newFontSize', newFontSize, 365);
    setCookie('newLineHeight', newLineHeight, 365);
    return false;
  });
  // Decrease Font Size
  jQuery("#bt_minus-day,#bt_minus-night").click(function(){
    var currentFontSize = jQuery('body').css('font-size');
    var currentLineHeight = jQuery('body').css('line-height');
    var currentFontSizeNum = parseFloat(currentFontSize, 10);
    var currentLineHeightNum = parseFloat(currentLineHeight, 10);
    var newFontSize = currentFontSizeNum*0.9;
    var newLineHeight = currentLineHeightNum*0.9;
    jQuery('body').css('font-size', newFontSize);
    jQuery('body').css('line-height', newLineHeight+'px');
    setCookie('newFontSize', newFontSize, 365);
    setCookie('newLineHeight', newLineHeight, 365);
    return false;
  });
  
  
jQuery('#bt_show-night').click(function() {
	  jQuery('#menu-day').fadeOut(duration);
	  jQuery('#menu-night').fadeIn(duration);
	  jQuery('#bt-day').fadeOut(duration);
	  jQuery('#bt-night').fadeIn(duration);
	  jQuery('#logo-day').fadeOut(duration);
	  jQuery('#logo-night').fadeIn(duration);
	  jQuery('#menu_inner a').addClass("night");
	  jQuery('#menu_sub a').addClass("night");
	  jQuery('#content a').addClass("night");
	  jQuery('.blauer_kasten').addClass("gelber_kasten");
	  setCookie('is_day', 0, 1);
	  jQuery('#page-night').fadeIn(duration, function() {
    // Animation complete.
  });
      });
jQuery('#bt_show-day').click(function() {
	  jQuery('#menu-night').fadeOut(duration);
	  jQuery('#menu-day').fadeIn(duration);
	  jQuery('#bt-night').fadeOut(duration);
	  jQuery('#bt-day').fadeIn(duration);
	  jQuery('#logo-night').fadeOut(duration);
	  jQuery('#logo-day').fadeIn(duration);
	  jQuery('#menu_inner a').removeClass("night");
	  jQuery('#menu_sub a').removeClass("night");
	  jQuery('#content a').removeClass("night");
	  jQuery('#menu_inner a').addClass("day");
	  jQuery('#menu_sub a').addClass("day");
	  jQuery('#content a').addClass("day");
	  jQuery('.blauer_kasten').removeClass("gelber_kasten");
	  setCookie('is_day', 1, 1);
	  jQuery('#page-day').fadeIn(duration);
	  jQuery('#page-night').fadeOut(duration, function() {
    // Animation complete.
  });
      });

});