{
	textminus0 = new Image();
	textminus0.src = "/i/text_minus_null.gif"; 
	textminus1 = new Image();
	textminus1.src = "/i/text_minus.gif"; 
	
	textplus0 = new Image();
	textplus0.src = "/i/text_plus_null.gif"; 
	textplus1 = new Image();
	textplus1.src = "/i/text_plus.gif"; 
	
}


function setFontSize(dir){
	if(dir > 0){
		if(window.currentStyle < 3){
			window.currentStyle++;
			setActiveStyleSheet(window.currentStyle);
		}
		if(window.currentStyle == 3){
			$('#icon-plus').attr('src', '/images/icon-plus-off.jpg');
		}
		$('#icon-minus').attr('src', '/images/icon-minus.jpg');
	}
	if(dir < 0){
		if(window.currentStyle > 1){
			window.currentStyle--;
			setActiveStyleSheet(window.currentStyle);
		}
		if(window.currentStyle == 1){
			$('#icon-minus').attr('src', '/images/icon-minus-off.jpg');
		}
		$('#icon-plus').attr('src', '/images/icon-plus.jpg');
	}

}

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
 	  $('#f'+a.getAttribute("title")).removeClass('font-selected');
      if(a.getAttribute("title") == title){
      	a.disabled = false;
  		$('#f'+title).addClass('font-selected');
      } 
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  return 1;
}

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;
}


window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

window.onload = function(){
	if(window.currentStyle == 3){
		$('#icon-plus').attr('src', '/images/icon-plus-off.jpg');
	}

	if(window.currentStyle == 1){
		$('#icon-minus').attr('src', '/images/icon-minus-off.jpg');
	}
}

//var cookie = readCookie("style");
//var currentStyle = cookie ? cookie : getPreferredStyleSheet();
var currentStyle = '1';
setActiveStyleSheet(1);
//if (currentStyle == 'null') {
//  currentStyle = getPreferredStyleSheet();
//}