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 var 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 eraseCookie(name) {
		createCookie(name,"",-1);
	}

	function setFontSize(size)
	{
		var the_elems = new Array('body','td','th');
		
		for (a = 0; a < the_elems.length; a++)
		{
			var elems = document.getElementsByTagName(the_elems[a]);
			
			for(i = 0; i < elems.length;i++)
				elems[i].style.fontSize = size;
		}
		
		createCookie('fontSize',size,1);
	}
	

	function checkFontSize()
	{

		var fsize = readCookie('fontSize');
		
		if (fsize != null)
			setFontSize(fsize);
	}