function changeDisplay(num, count, name) {
	for (var i = 1; i <= count; i++) {
		document.getElementById(name + i).style.display = "none";
	}
	document.getElementById(name + num).style.display = "block";
}
function changeValue(targ, selObj) {
	window.open(selObj.options[selObj.selectedIndex].value);
	selObj.selectedIndex = 0;
}