function Hide(id) {
    obj = document.getElementsByTagName("div");
    obj[id].style.visibility = 'hidden';
}
function swaptabs (showthis,hidethis) {
	var style2 = document.getElementById(showthis).style;style2.display = "block";
	var style3 = document.getElementById(hidethis).style;style3.display = "none";
}