function ClearInput (obj) {
	obj.value = "";
}
function ShowInfo (obj) {
	document.getElementById("infoHead").style.display = "block";
	document.getElementById(obj).style.display = "block";
}
function HideInfo (obj) {
	document.getElementById("infoHead").style.display = "none";
	document.getElementById(obj).style.display = "none";
}