//Begining PT "/js/styleswitch.tpl" 






//new styleswitch.js with css switcher

//new styleswitch.js with css switcher

var prefsLoaded = false;
var currentFontSize = 1;

function revertStyles(){
	currentFontSize = 1;
	changeFontSize(0);
}

function changeFontSize(sizeDifference){

	currentFontSize = parseFloat(currentFontSize) + parseFloat(sizeDifference);
		if(currentFontSize > 1.4){
			currentFontSize = 1.3;
		}else if(currentFontSize < .8){
			currentFontSize = .8;
		}

	setFontSize(currentFontSize);
}

function setFontSize(fontSize){
	var stObj = (document.getElementById) ? document.getElementById('content') : document.all('content');
	stObj.style.fontSize = fontSize + 'em';
}
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;
}


function setUserOptions(){
	if(!prefsLoaded){
		cookie = readCookie("fontSizes");
		currentFontSize = cookie ? cookie : 1;
		setFontSize(currentFontSize);
		prefsLoaded = true;
	}

}

/*window.onunload = function(e) {
	alert('unload');
	saveSettings ();
}
*/

function saveSettings()
{
  createCookie("fontSizes", currentFontSize, 365);
  
}


function setActiveStyleSheet(title, linkcheck) {
	var i, a;
	
	//alert(linkcheck);
	//alert(title);
	
	if (linkcheck != false) {
	
	updateCheckBoxStyle(title);
	
	}
	
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}
}

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

function createCookie_cssSwitch(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_cssSwitch(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 updateCheckBoxStyle(title) {

	if ( title == "contrast") {
	jQuery("#cssContrast").removeClass('off');
	jQuery("#cssContrast").addClass('active');
	jQuery("#cssDefault").removeClass('active');
	jQuery("#cssDefault").addClass('off');
	
	//document.getElementById("cssContrast").className = "active";
	//document.getElementById("cssDefault").className = "off";
	}

	if ( title == "default") {
	jQuery("#cssDefault").removeClass('off');
	jQuery("#cssDefault").addClass('active');
	jQuery("#cssContrast").removeClass('active');
	jQuery("#cssContrast").addClass('off');
	
	//document.getElementById("cssContrast").className = "off";
	//document.getElementById("cssDefault").className = "active";
	}

}


//window.onload = function(e) {
// JQUERY VERSION OF ONLOAD FUNCTIONS
jQuery(document).ready(function() {

	var cookie = readCookie_cssSwitch("selectedstyle");
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet(title, false);
	updateCheckBoxStyle(title);
	setUserOptions();


	
}
);

jQuery(window).unload(function() {
  //alert('Handler for .unload() called.');
  var title = getActiveStyleSheet();
  createCookie_cssSwitch("selectedstyle", title, 365);
  saveSettings();	

});

/*window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie_cssSwitch("selectedstyle", title, 365);
  saveSettings ();	
}
*/
var cookie = readCookie_cssSwitch("selectedstyle");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title, false);


function doNothingAtAll() {

}






    

 //Ending PT "/js/styleswitch.tpl"