function fontResizer() {
	this.defaultFontSize = '0.7';

	cookie = readCookie('fontSize');
	this.currentFontSize = cookie ? cookie : this.defaultFontSize;
	this.setFontSize(this.currentFontSize);
};

fontResizer.prototype = {

	setFontSize: function (fontSize) {
		this.currentFontSize = fontSize;
		document.body.style.fontSize = fontSize + 'em';
		//alert (document.body.style.fontSize);
	},

	destructor: function () {
		createCookie('fontSize', this.currentFontSize, 365);
	}

};

function templateAddOnload(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
} else {
		window.onload = function() {
			if(oldonload) {
				oldonload();
}
			func();
}
}
};

function templateAddOnunload(func) {
	var oldonload = window.onunload;
	if (typeof window.onunload != 'function') {
		window.onunload = func;
	} else {
		window.onunload = function() {
			if(oldunonload) {
				oldunonload();
			}
			func();
		}
	}
};

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;
};

templateAddOnload( function () { document.fontresize = new fontResizer(); } );
templateAddOnunload( function () { document.fontresize.destructor(); } );