// This Javascript is written by Peter Velichkov (http://blog.creonfx.com)
// and is distributed under the following license : http://creativecommons.org/licenses/by-sa/3.0/
// Use and modify all you want just keep this comment. Thanks

var incdec = 0.9;
var headID = document.getElementsByTagName("head")[0];
var cssNode = document.createElement("style");
cssNode.type = 'text/css';
cssNode.id="resizingText";
/*
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 var 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;
	}
*/
function eraseCookie(name)
	{
		//createCookie(name,"",-1);
		loadCss(0.9);
	}

function loadCss(x)
	{
		try
			{
				var cssStr = '\
				#article_text {font-size:' + x +'em;}\
				';
				if(cssNode.styleSheet)
					{
						cssNode.styleSheet.cssText = cssStr; // for IE
					}
				else
					{
						var cssText = document.createTextNode(cssStr);
						cssNode.appendChild(cssText); // breaks ie
						//cssNode.innerHTML = cssStr; // breaks saffari
					}
				if(!document.getElementById("resizingText"))headID.appendChild(cssNode);
			}
		catch(err)
			{ 
				// some debugging code
			}
	}

function setFontSize(incdec)
	{
		loadCss(incdec);
		//createCookie('textsize',incdec,365);
	}
/*
var x = readCookie('textsize')
if (x && x!=0)
	{
		x = parseInt(x);
		incdec = x;
		loadCss(x);
	}
*/
//eraseCookie('textsize');