// ----------------------------------------------
		// StyleSwitcher functions written by Paul Sowden
		// http://www.idontsmoke.co.uk/ss/
		// - - - - - - - - - - - - - - - - - - - - - - -
		// For the details, visit ALA:
		// http://www.alistapart.com/stories/alternate/
		
		var sz = 13; //default stylesheet
		
		function setActiveStyleSheet(dir)
		{
			var li; // link items - that is, stylesheets
		
			//make sure we're under limit
			if (10 < sz + dir && sz + dir < 22)
			{
				for(var i = 0; li = document.getElementsByTagName("link")[i]; i++)
				{
					// get stylesheets
					if(li.getAttribute("rel").indexOf("style") != -1 && li.getAttribute("title"))
					{
						if(li.getAttribute("title").indexOf("typo") != -1) li.disabled = true;
						// check if 1 - it's a stylesheet with a title, 2- if it is an article stylesheet, disable it
						if (li.getAttribute("title").indexOf(sz + Number(dir)) > -1) li.disabled = false;
						// if it's the next in line, enable it
					}
				}
				
				//don't forget to increment the size, so we know what's next....
				sz = sz + Number(dir);
		
				createCookie("style", sz, 365);
			}
		}
		
		
		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 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,days)
		{
			if (days)
			{
				var date = new Date();
				date.setTime(date.getTime() + (days*24*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.onload = function(e) {
			var cookie = readCookie("style");
			var title = cookie ? cookie : getPreferredStyleSheet();
			setActiveStyleSheet(title);
		}
		
		window.onunload = function(e) {
			var title = getActiveStyleSheet();
			createCookie("style", title, 365);
		}
		*/
		
		
		var cookie = readCookie("style");
		var tempo = cookie ? cookie : sz;
		setActiveStyleSheet(tempo - sz);