/**
 *	Font
 *	Allow user to select desired font size from three options
 *
 *
 *	@copyright: Work Communications :: http://www.workcomms.com/
 *
 *	@written: 27/08/2008
 *	@edited:
 *
 *	Contents
 *
 *	init
 *	getCurrent
 *	onload
 *
 */
 
 /* On load */
 $(document).ready(function(){
 	
 	var cookieName = 'muirfont';
 
 	var cookie = readCookie(cookieName);
 
 	// grab user's desired set
 	if(cookie){
 		$('body').css('font-size',cookie);
 	}
	
	/* Smallest size: 12px */
	$('#size1').click(function(){
		$('body').css('font-size','12px');
		setCookie(cookieName,'12px');
	});
	
	/* Medium size: 14px */
	$('#size2').click(function(){
		$('body').css('font-size','14px');
		setCookie(cookieName,'14px');
	});
	
	/* Biggest size: 16px */
	$('#size3').click(function(){
		$('body').css('font-size','16px');
		setCookie(cookieName,'16px');
	});
 
 });
 
 function setCookie(name, value){
 	
 	var days = 30;
 
 	if(value){
 		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();

 		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;
}