function collapse(id) {
	div = document.getElementById("t" + id);
	img = document.getElementById("c" + id);
	if (div.className == "collapsed_thread") {
		div.className = "new_thread";
		img.src = "/images/m.gif";
		collapsed = 0;
	} else {
		div.className = "collapsed_thread";
		img.src = "/images/p.gif";
		collapsed = 1;
	}
	
	if (auto_collapse == 0) {
		ajax_request("http://www.cougarboard.com/noframes/collapse_thread.html?thread=" + id + "&value=" + collapsed, null);
	}
	
	return false;
}