$(document).ready(function() {
		BindTextSizeControls();
});

function BindTextSizeControls(){
	var theSize = readCookie('fontsize');
	if(theSize != null) {
		fontSize(theSize);
	}
	else {
		fontSize('s');
	}
	$('.font-size-1').click(function(e){
		e.preventDefault();
		fontSize('s');
	});
	$('.font-size-2').click(function(e){
		e.preventDefault();
		fontSize('m');
	});
	$('.font-size-3').click(function(e){
		e.preventDefault();
		fontSize('l');
	});
}
function fontSize(theSize){
	switch(theSize) {
		case 'm':
			createCookie('fontsize', theSize, 365);
			$('#content').css('font-size', '1.15em');
			$('.font-size').css('font-weight', 'normal');
			$('.font-size').css('text-decoration', 'none');
			$('.font-size-2').css('font-weight', 'bold');
			$('.font-size-2').css('text-decoration', 'underline');
			break;
		case 'l':
			createCookie('fontsize', theSize, 365);
			$('#content').css('font-size', '1.3em');
			$('.font-size').css('font-weight', 'normal');
			$('.font-size').css('text-decoration', 'none');
			$('.font-size-3').css('font-weight', 'bold');
			$('.font-size-3').css('text-decoration', 'underline');
			break;
		default:
			createCookie('fontsize', theSize, 365);
			$('#content').css('font-size', '1em');
			$('.font-size').css('font-weight', 'normal');
			$('.font-size').css('text-decoration', 'none');
			$('.font-size-1').css('font-weight', 'bold');
			$('.font-size-1').css('text-decoration', 'underline');
	}
}
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);
}