function SetFontSize()
{
	var size = readCookie('loaFontSize');
	if (size != null || size != '') {
		var element;
		var elements = document.getElementsByTagName("div");
		for (var i = 0; i < elements.length - 1; i++) {
			if (elements[i].className.indexOf('main') > -1) {
				element = elements[i];
				element.className = 'main ' + size;
			}
		}
	}
}addLoadEvent(function(){SetFontSize();});

function ChangeFontSize()
{
	var elements = document.getElementsByTagName("div");
	var element;
	for (var i = 0; i < elements.length - 1; i++) {
		if (elements[i].className.indexOf('main') > -1) element = elements[i];
	}

	var fontsizes = ['medium','large','small'];
	var size = 0;

	for (var i = 0; i < fontsizes.length; i++) {
		if (element.className.indexOf(fontsizes[i]) > -1) {
			size = i+1;
		}
	}

	if (size < fontsizes.length)
	{
		element.className = 'main ' + fontsizes[size];
		createCookie('loaFontSize',fontsizes[size],365);
	} else {
		element.className = 'main ' + fontsizes[0];
		createCookie('loaFontSize',fontsizes[0],365);
	}
}

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);
}