function showonlyone(thechosenone) {
	var tabs = document.getElementsByTagName("div");
	for(var x=0; x<tabs.length; x++) {
		name = tabs[x].getAttribute("name");
		if (name == 'tabs') {
			if (tabs[x].id == thechosenone) {
				tabs[x].style.display = 'block';
			}
			else {
				tabs[x].style.display = 'none';
			}
		}
	}
}