window.onload = function(e) {
 	var cookie = readCookie("style");
	
	if (cookie)
	{
		var title = cookie; 
		setActiveStyleSheet(title);
	}
	else
	{
		setThemeByTime();
			
	}
}

/**
 * sets the active style sheet to night or day
 * depending on the time of day per local time
 */
function add_button(){
	return button_part;	
}

function setThemeByTime(){
	
	var clock_time = new Date();
	var clock_hours = clock_time.getHours();
	var clock_minutes = clock_time.getMinutes();
	var clock_seconds = clock_time.getSeconds();
		
	if (clock_hours > 5 && clock_hours < 18) 
	{
		setActiveStyleSheet('day');
	} else {
		setActiveStyleSheet('night');
	}
}

function setActiveStyleSheet(title) {
  
	
	var i, a, main;
      
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) 
  {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) 
	{
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
  loadStyle(title);
  loadPage(title);
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled){
		return a.getAttribute("title");
	}
  }
  return null;
}

function loadStyle(theme){
	if (theme=="day")
		{
			var lighttext='<';
			lighttext +='object type="application/x-shockwave-flash" data="http://www.timetobreathe.com/wp-content/themes/day/header_video_day.swf" width="960" height="227" id="header_video_day"';
			lighttext +='>';
			lighttext +='<';
			lighttext +='param name="movie" value="header_video_day.swf" /';
			lighttext +='>';
      		lighttext +='<';
			lighttext +='param name="allowScriptAcess" value="sameDomain" /';
			lighttext +='>';
			lighttext +='<';
			lighttext +='param name="quality" value="best" /';
			lighttext +='>';
      		lighttext +='<';
			lighttext +='param name="wmode" value="transparent" /';
			lighttext +='>';
      		lighttext +='<';
			lighttext +='param name="bgcolor" value="#FFFFFF" /';
			lighttext +='>';
      		lighttext +='<';
			lighttext +='param name="scale" value="noScale" /';
			lighttext +='>';
			lighttext +='<';
			lighttext +='param name="salign" value="TL" /';
			lighttext +='>';
      		lighttext +='<';
			lighttext +='param name="FlashVars" value="playerMode=embedded" /';
			lighttext +='>';
    		lighttext +='<';
			lighttext +='/object';
			lighttext +='>';
			
			document.getElementById('flash_video').innerHTML = lighttext;
		
			
			
			 
			
			/*
			if (document.getElementByID('subscribe_to')
			{
				document.getElementByID('subscribe_to').innherHTML=submitbutton;
			}
			*/
			
			
			
		}
	else if(theme=='night')
		{
			var darktext='<';
			darktext +='object type="application/x-shockwave-flash" data="http://www.timetobreathe.com/wp-content/themes/day/header_video_night.swf" width="960" height="227" id="header_video_night"';
			darktext +='>';
			darktext +='<';
			darktext +='param name="movie" value="header_video_night.swf" /';
			darktext +='>';
      		darktext +='<';
			darktext +='param name="allowScriptAcess" value="sameDomain" /';
			darktext +='>';
			darktext +='<';
			darktext +='param name="quality" value="best" /';
			darktext +='>';
      		darktext +='<';
			darktext +='param name="wmode" value="transparent" /';
			darktext +='>';
      		darktext +='<';
			darktext +='param name="bgcolor" value="#FFFFFF" /';
			darktext +='>';
      		darktext +='<';
			darktext +='param name="scale" value="noScale" /';
			darktext +='>';
			darktext +='<';
			darktext +='param name="salign" value="TL" /';
			darktext +='>';
      		darktext +='<';
			darktext +='param name="FlashVars" value="playerMode=embedded" /';
			darktext +='>';
    		darktext +='<';
			darktext +='/object';
			darktext +='>';
			
			document.getElementById('flash_video').innerHTML = darktext;
	
			
			/*
			var submitbutton='<';
			submitbutton+='input type="image" name="submit" src="http://www.timetobreathe.com/wp-content/themes/night/images/day/subscribe_btn_bg.jpg" width="105" height="32"';
			submitbutton+='>';
			
			if (document.getElementByID('subscribe_to')
			{
				document.getElementByID('subscribe_to').innherHTML=submitbutton;
			}
	*/
			
			
		}
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

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

function readCookie(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;
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 1);
}