function showExcerpt(blogger) {
	var excerpt = document.getElementById(blogger + "_excerpt");
	var speech_bubble = document.getElementById("speechbubble");
	var triangle = document.getElementById(blogger + "-speech");
	s(speech_bubble, "");
	s(triangle, " speech_triangle");
	s(excerpt, "");
	return true;
}

function hideExcerpt(blogger) {
	var excerpt = document.getElementById(blogger + "_excerpt");
	var speech_bubble = document.getElementById("speechbubble");
	var triangle = document.getElementById(blogger + "-speech");
	h(excerpt, "");
	h(triangle, " speech_triangle");
	h(speech_bubble, "");
	return true;
}

function s(obj, stuff) {
	if (obj.className.match(/hide/))
	{ obj.className = stuff; }
}

function h(obj, stuff) {
	if (!obj.className.match(/hide/))
	{ obj.className = "hide" + stuff; }
}