function showToolTip(tipId) {
	document.getElementById(tipId).style.visibility = "visible";
	//document.onload = alert(document.getElementById('map2').offsetLeft);
	//disableLinks();
}
function hideToolTip(tipId) {
	document.getElementById(tipId).style.visibility = "hidden";
}
function disableLinks() {
	for(i=1; i<=9; i++) {
		//alert(document.getElementById('map'+i));
		//document.getElementById('tooltip'+i).disabled=true;
	}
}