// the current popup element
var curpopup = null; 


// show/hide the given popup number (ie receiver dish number)
// and hide the previous opened popup DIV on the fly
function togglePopup( i )
{
	
	var elem = document.getElementById( 'popup_'+i );
	var on = elem.style.display=='block';
		
	// close previous popup
	if ( curpopup && curpopup.id!='popup_'+i ) {
		curpopup.style.display = 'none';
	//	document.getElementById( curpopup.id+'_icon' ).style.width = '200px'; 
	}
		
	// show / hide current popup
	elem.style.display = on ? 'none' : 'block';
//	document.getElementById( elem.id+'_icon' ).style.width = ( on ? 200 : 200 )+'px'; 
	curpopup = elem;
}