function showHide(o) {
	var questionWrapper = o.parentNode.parentNode.parentNode.parentNode;
	var currentBloc = o.parentNode.parentNode.parentNode;
	var linkList = questionWrapper.childNodes;

	for (i=1; i<linkList.length; i++){
		if(linkList[i].className && linkList[i] != currentBloc && linkList[i].className.indexOf("hide-content") == -1) {
			linkList[i].className += " hide-content";
		}
		else if(linkList[i] == currentBloc) {
			linkList[i].className = linkList[i].className.replace(" hide-content","");
		}
	}
}