// JavaScript Document

function SetTextSize(size) {
	setCookie("textSize", size, 30);
	location.reload();
}

function GetTextSizeFromCookie() {
	var textSize = getCookie("textSize");
	if (textSize == null) {
		textSize = 'medium';
	} else {
		document.write('<link href="/resources/' + textSize + '.css" rel="stylesheet" type="text/css" />\n');
	}
}

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()) 
	+ ";path=/";
}

function getCookie(c_name) {
	if (document.cookie.length > 0) {
		c_start = document.cookie.indexOf(c_name + "=");
		if (c_start != -1) {
			c_start = c_start + c_name.length + 1;
			c_end = document.cookie.indexOf(";", c_start);
			if (c_end == -1)
				c_end = document.cookie.length;
			return unescape(document.cookie.substring(c_start, c_end));
		}
	}
	return null;
}

function ShowEmailBox() {
	document.getElementById('emailBox').style.display = 'block';
}

function HideEmailBox() {
	document.getElementById('emailBox').style.display = 'none';
}

GetTextSizeFromCookie();