// JavaScript Document

var donefirstCall=false;
	function changeFontSize(inc)
		{
		if (inc!=0)
		{
		if (donefirstCall)
			{createCookie('fontSize' ,parseInt(readCookie('fontSize'))+inc/1);} 
		donefirstCall=true;
		var p = document.getElementsByTagName('p');  
		for(n=0; n<p.length; n++) 
			{ if(p[n].style.fontSize)
				 { var size = parseInt(p[n].style.fontSize.replace("px", "")); } 
			else { var size = 14; }
	    	p[n].style.fontSize = size/1+inc/1 + 'px';}  
	}
 }


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;
}
if (!(readCookie('fontSize')))
{
createCookie('fontSize',0)
}