// JavaScript Document
function tooltip(ID) {
	if(document.getElementById) {
		if(ID == "clear") {
			var tooltip = document.getElementById("tooltips");
			for (i=0; i<tooltip.childNodes.length; i++) {
				var node = tooltip.childNodes[i];
				if(node.nodeName == "P") {
					node.style.display = "none";
				}
			}
		} else {
			var tooltip = document.getElementById(ID);
			tooltip.style.display = "block";
		}
	}
}