/*  styleswitcher.js - Copyright 2006 JoomlaShack
 *  http://www.joomlashack.com/ - Professional Joomla Templates
 *  For use with JoomlaShack templates only
 */ 

var defaultFontSize =  83;
var minimumFontSize =  60;
var maximumFontSize = 200;

var defaultStyle = "Fixed";

$debug_this_script = false;

var prefsLoaded = false;
var currentFontSize = defaultFontSize;


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

	
	function changeFontSize(sizeDifference){
		currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 10);
	
		if(currentFontSize > maximumFontSize){
			currentFontSize = maximumFontSize;
		}else if(currentFontSize < minimumFontSize){
			currentFontSize = minimumFontSize;
		}
		setFontSize(currentFontSize);
	}

	function setFontSize(fontSize){
		if($debug_this_script){alert ('fontsize is being set: ' + fontSize);}
		var stObj = (document.getElementById) ? document.getElementById('content_area') : document.all('content_area');
		document.body.style.fontSize = fontSize + '%';
	}


	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 js_init() {
		if($debug_this_script){  alert('window.onload firing');}

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

			do_template_specific_stuff();

		if($debug_this_script){alert('window.onload is exiting');}
	}




	window.onunload = function(e) {
		if($debug_this_script){ alert('onunload is firing'); }
		createCookie("fontSize", currentFontSize, 365);

		if($debug_this_script){ alert('onunload is firing'); }
	};





	var myimages=new Array();
	function preloadimages(){
		for (i=0;i<preloadimages.arguments.length;i++){
			myimages[i]=new Image();
			myimages[i].src=preloadimages.arguments[i];
		}
	}