/** 
	* fontSizer(increment)
	* Sets font size of all HTML elements
	**/
	function fontSizer(inc){

		var font=null;

		/*var els=document.getElementsByTagName("*");

		for(i=0;i<els.length;i++){
			font=parseInt(getStyle(els[i],"font-size"));	
			els[i].style.fontSize=(font+inc)+"px";
		}*/
		
		var els=document.getElementsByTagName("body");
	}
	
	
	/**
	* Update Font sizer 
	*/
	var currentSize = 76;
	
	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 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 setFontSize(ev, percentage, prevent)
	{
	    if (document.getElementsByTagName) {
			if (percentage < 109 && percentage > 58) {
				currentSize = percentage;
				document.getElementsByTagName("body")[0].style.fontSize = currentSize + '%';
			
				if (window.event) {
				    window.event.returnValue = false;
				} else {
				    ev.preventDefault();
				}
			}
			
	    }
	}
	
	function decreaseFontSize(ev)
	{
	    setFontSize(ev, currentSize / 1.13, true);
	}
	function defaultFontSize(ev)
	{
	    setFontSize(ev, 76, true);
	}
	function increaseFontSize(ev)
	{
	    setFontSize(ev, currentSize * 1.13, true);
	}