window.onload = function() {
	if (!document.getElementById('tab1')) return;
	checkCookie();
}
function switchContent(obj) {

	obj = (!obj) ? 'tab1' : obj;

	var contentDivs = document.getElementById('switched').getElementsByTagName('div');
	for (var i=0, contentDiv; contentDiv=contentDivs[i]; i++) {
		if (contentDiv.id && contentDiv.id.indexOf('tab') != -1) {
			contentDiv.className = 'hide';
		}
	}

	if (obj.length == 6) {
		obj = obj+'a';
	}


	document.getElementById(obj).className = '';

	objcookie = obj.substr(0,6);
	document.getElementById(objcookie).className = '';

	//alert("Page Loading: "+obj+" Cookie saving: "+objcookie);
	createCookie('whichContent',objcookie,365)
}
function checkCookie() {
	(readCookie('whichContent')) ? switchContent(readCookie('whichContent')) : switchContent('tab1');
}
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, c; c=ca[i]; 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;
}