function showOPSNETHint(e,ln){
	var X=0,Y=0;
	var scrollTop = document.body.scrollTop;
	var scrollLeft = document.body.scrollLeft;
	var txt='<table cellpadding=1 cellspacing=0 border=0 >';
	var lbl='',desc='';
	var len=0;

	if(ln=='air'){
		lbl='Airport Operations';
		desc='Itinerant and Local Operations (takeoffs and landings)';
	}
	if(ln=='tow'){
		lbl='Tower Operations';
		desc='Tower Operations (Airport Operations and Overflights)';
	}
	if(ln=='tra'){
		lbl='TRACON Operations';
		desc='IFR (Arrival+Departures), VFR (Arrival+Departures), and Overflights';
	}
	if(ln=='ter'){
		lbl='Total Terminal Operations';
		desc='Tower Operations and TRACON Operations';
	}
	if(ln=='cen'){
		lbl='Center Aircraft Handled';
		desc='Domestic Departures, Overflights and Oceanic Aircraft Handled';
	}
	if(ln=='fac'){
		lbl='Facility Information';
		desc='Facility ID, Name, Type, Region, State, Service Area, Classification and more';
	}
	if(ln=='del'){
		lbl='Delays';
		desc='Flights delayed by the NAS for 15 minutes or more by cause.';
	}

	txt+='<tr>';
	txt+='<td style="white-space:nowrap; text-align:left; font-size:7pt; font-family:Arial, Helvetica, sans-serif;">';
	txt+=lbl;
	txt+='</td>';
	txt+='<td style="white-space:nowrap; text-align:left; font-size:7pt; font-family:Arial, Helvetica, sans-serif;"> - </td>';
	txt+='<td style="white-space:nowrap; text-align:left; font-size:7pt; font-family:Arial, Helvetica, sans-serif;">';
	txt+=desc;
	txt+='</td>';
	txt+='</tr>';
	
	txt+='</table>';
	
	len = 5*(lbl.length+desc.length);
	
	$('hint').update(txt).setStyle({'font-size':'7pt', 'font-family':'Arial, Helvetica, sans-serif' });

	X= ((e.clientX+len)>$('FrameSize').getWidth()?(e.clientX-len+scrollLeft):(e.clientX+scrollLeft));
	Y= ((e.clientY+$('QuickHint').getHeight())>$('FrameSize').getHeight()?(e.clientY-$('QuickHint').getHeight()+scrollTop):(e.clientY+scrollTop));
	$('QuickHint').setStyle({
		top:Y,
		left:X,
		width:len
	});
	$('QuickHint').show();
}

function hideOPSNETHint(){
	$('QuickHint').hide();
	$('QuickHint').setStyle({
		top:0,
		left:0
	});
	$('hint').update('');
}