// JavaScript Document
var defaultFontSize = 76;
var currentFontSize = defaultFontSize;

function revertStyles(){

	currentFontSize = defaultFontSize;
	changeFontSize(0);

}

function changeFontSize(sizeDifference){
	currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 5);

	if(currentFontSize > 100){
		currentFontSize = 100;
	}else if(currentFontSize < 60){
		currentFontSize = 60;
	}

	setFontSize(currentFontSize);
};

window.onload = setUserOptions;

function setUserOptions(){
	if(!prefsLoaded){

		cookie = readCookie("fontSize");
		currentFontSize = cookie ? cookie : defaultFontSize;
		setFontSize(currentFontSize);
		
		prefsLoaded = true;
	}

}