// JavaScript Document

var currentEl = null;
var currentSize = 1;

function setFontSize(size, el)
{
    clearOnClass();
    document.getElementById(el).className='on'   
	document.getElementById("textsizewrap").style.fontSize = size + 'em';
    createCookie("font_size", size, "30");
}

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);
}

function loadFontSize ()
{ 
	if (readCookie('font_size') == null) {
		currentSize = 1;
	} else {
		currentSize = readCookie('font_size');
	}
	
	if (currentSize == '1'){currentEl = 'smallTxt'}
	if (currentSize == '1.15'){currentEl = 'medTxt'}
	if (currentSize == '1.25'){currentEl = 'lrgTxt'}
	setFontSize (currentSize, currentEl);
}

function clearOnClass()
{
     document.getElementById('smallTxt').className='';
     document.getElementById('medTxt').className='';
     document.getElementById('lrgTxt').className='';        
}




		function smTextColor() 
			{
				document.getElementById('smallTxt').style.color = '#008bcf'; 
				document.getElementById('medTxt').style.color = '#1670b7'; 
				document.getElementById('lrgTxt').style.color = '#1670b7'; 
			}
			
		function medTextColor() 
			{
				document.getElementById('smallTxt').style.color = '#1670b7'; 
				document.getElementById('medTxt').style.color = '#008bcf'; 
				document.getElementById('lrgTxt').style.color = '#1670b7'; 
			}
			
		function lgTextColor() 
			{
				document.getElementById('smallTxt').style.color = '#1670b7'; 
				document.getElementById('medTxt').style.color = '#1670b7'; 
				document.getElementById('lrgTxt').style.color = '#008bcf'; 
			}