//TEXT RESIZE
var prefsLoaded = false;
var defaultFontSize = 80;
var currentFontSize = defaultFontSize;
var arrTextAreas = Array('content-main', 'content-main-text', 'text_block');

function revertStyles(){
	currentFontSize = defaultFontSize;
	changeFontSize(0);
}

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

	if(currentFontSize > 120){
		currentFontSize = 120;
	}else if(currentFontSize < 70){
		currentFontSize = 70;
	}

	setFontSize(currentFontSize);
	createCookie("fontSize", currentFontSize, 365);
};

function setFontSize(fontSize){
		currentFontSize=fontSize;
    for(vInt = 0; vInt < arrTextAreas.length; vInt++){
        var stObj = (document.getElementById) ? document.getElementById(arrTextAreas[vInt]) : document.all(arrTextAreas[vInt]);
        document.body.style.fontSize = fontSize + '%';
    }
};


function setUserOptions(){
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);

	if(!prefsLoaded){

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

}
//COOKIE
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;
}

var cookie = readCookie("style");