function show(id) {
var d = document.getElementById(id);
	for (var i = 0; i<=10; i++) {
		if (document.getElementById('content'+i)) {
			var thisId = document.getElementById('content'+i)
				if ((thisId == d) & (thisId.className != "showContent")) thisId.className = "showContent";
				else thisId.className = "hideContent";
		}
	}
}