function bodyOnLoad() {
var arg = Get_Cookie('plchTextSize');
if (arg) {document.body.className = arg;}
}
function setBodyClass(arg) {
document.body.className = arg;
if (arg == 'med') {Delete_Cookie('plchTextSize', '/', ''); } else {Set_Cookie('plchTextSize', arg, 30, '/', '', ''); }
}

function Set_Cookie(name, value, expires, path, domain, secure) {
var today = new Date();
today.setTime(today.getTime());
if (expires) {expires = expires * 1000 * 60 * 60 * 24;}
var expires_date = new Date(today.getTime() + (expires));
document.cookie = name + "=" + escape(value) +
((expires) ? ";expires=" + expires_date.toGMTString() : "") +
((path) ? ";path=" + path : "") +
((domain) ? ";domain=" + domain : "") +
((secure) ? ";secure" : "");
}
function Get_Cookie(check_name) {
var a_all_cookies = document.cookie.split(';');
var a_temp_cookie = '';
var cookie_name = '';
var cookie_value = '';
var b_cookie_found = false; 
for (i = 0; i < a_all_cookies.length; i++) {
a_temp_cookie = a_all_cookies[i].split('=');
cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');
if (cookie_name == check_name) {
b_cookie_found = true;
if (a_temp_cookie.length > 1) {
cookie_value = unescape(a_temp_cookie[1].replace(/^\s+|\s+$/g, ''));
}
return cookie_value;
break;
}
a_temp_cookie = null;
cookie_name = '';
}
if (!b_cookie_found) {
return null;
}
}
function Delete_Cookie(name, path, domain) {
if (Get_Cookie(name)) document.cookie = name + "=" +
((path) ? ";path=" + path : "") +
((domain) ? ";domain=" + domain : "") +
";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}