jQuery.fn.jfontsizer = function(o) {
	
	// Cookie functions
	function setCookie(c_name,value,expiredays){
		var exdate=new Date();
		exdate.setDate(exdate.getDate()+expiredays);
		document.cookie=c_name+ "=" +escape(value)+
		((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
	}
	
	// Defaults
	var o = jQuery.extend( {
		applyTo: '#contents',
		plus: '1',
		minus: '1',
		expire: 30,		
		domain: ''
	},o);

	$('.font_plus').click(function(){
	
		var size = $(o.applyTo).css('font-size');
		var size = parseFloat(size, 10);
		var size = (size+1);
		
		//setCookie('font-size',size,o.expire);							
		$(o.applyTo).css('font-size',size+'px');
		
		$('#hidden').load(o.domain+'/cookie.php?name=qis_font_size&size='+size);
		$('body').data('font', size);
		
	});
	
	$('.font_minus').click(function(){
	
		var size = $(o.applyTo).css('font-size');
		var size = parseFloat(size, 10);
		var size = (size-1);
		
		//setCookie('font-size',size,o.expire);						
		$(o.applyTo).css('font-size',size+'px');	
		
		$('#hidden').load(o.domain+'/cookie.php?name=qis_font_size&size='+size);
		$('body').data('font', size);
		
	});
	
};