function showContent(vThis){
	vSibling = vThis.nextSibling;
	vParent = vThis.parentNode;
	//alert("vParent.className is " + vParent.className);
	while (vSibling.nodeType==3) {
		vSibling = vSibling.nextSibling;
	};
	if(vSibling.className == "hidden") {
		vThis.className = "hide expand_link";
		vParent.className = "selected";
		vSibling.className = "shown";
	}
	else {
		vThis.className = "show expand_link";
		vParent.className = "not_selected";
		vSibling.className = "hidden";
	}
	return;
}