function infoChange(map) {
  if ( map == 'map1') {
    document.getElementById('map1').style.display = 'block';
	document.getElementById('map2').style.display = 'none';
	document.getElementById('map3').style.display = 'none';
  }
  else if ( map == 'map2')  {
	document.getElementById('map1').style.display = 'none';
	document.getElementById('map2').style.display = 'block';
	document.getElementById('map3').style.display = 'none';
  }
  else if ( map == 'map3')  {
	document.getElementById('map1').style.display = 'none';
	document.getElementById('map2').style.display = 'none';
	document.getElementById('map3').style.display = 'block';
  }
}


function clearListings() {
	document.getElementById('hospital1').style.visibility = 'hidden';
	document.getElementById('hospital2').style.visibility = 'hidden';
	document.getElementById('hospital3').style.visibility = 'hidden';
	document.getElementById('hospital4').style.visibility = 'hidden';
	document.getElementById('hospital5').style.visibility = 'hidden';
	document.getElementById('hospital6').style.visibility = 'hidden';
	document.getElementById('hospital7').style.visibility = 'hidden';
	document.getElementById('hospital8').style.visibility = 'hidden';
	document.getElementById('hospital9').style.visibility = 'hidden';
	document.getElementById('hospital10').style.visibility = 'hidden';
	document.getElementById('hospital11').style.visibility = 'hidden';
	document.getElementById('hospital12').style.visibility = 'hidden';
	document.getElementById('hospital13').style.visibility = 'hidden';
	document.getElementById('hospital14').style.visibility = 'hidden';
	document.getElementById('hospital15').style.visibility = 'hidden';
	document.getElementById('hospital16').style.visibility = 'hidden';
	document.getElementById('hospital17').style.visibility = 'hidden';
	document.getElementById('hospital18').style.visibility = 'hidden';
	document.getElementById('hospital19').style.visibility = 'hidden';
	document.getElementById('hospital20').style.visibility = 'hidden';
	document.getElementById('hospital21').style.visibility = 'hidden';
	document.getElementById('hospital22').style.visibility = 'hidden';
	document.getElementById('hospital23').style.visibility = 'hidden';
	document.getElementById('hospital24').style.visibility = 'hidden';
	
	document.getElementById('alt1').style.visibility = 'hidden';
	document.getElementById('alt2').style.visibility = 'hidden';
	document.getElementById('alt3').style.visibility = 'hidden';
	document.getElementById('alt4').style.visibility = 'hidden';
	document.getElementById('alt5').style.visibility = 'hidden';
	document.getElementById('alt6').style.visibility = 'hidden';
	document.getElementById('alt7').style.visibility = 'hidden';
	document.getElementById('alt8').style.visibility = 'hidden';
	document.getElementById('alt9').style.visibility = 'hidden';
	document.getElementById('alt10').style.visibility = 'hidden';
	document.getElementById('alt11').style.visibility = 'hidden';
	
	document.getElementById('ltc1').style.visibility = 'hidden';
	document.getElementById('ltc2').style.visibility = 'hidden';
	document.getElementById('ltc3').style.visibility = 'hidden';
	document.getElementById('ltc4').style.visibility = 'hidden';
	document.getElementById('ltc5').style.visibility = 'hidden';
	document.getElementById('ltc6').style.visibility = 'hidden';
	document.getElementById('ltc7').style.visibility = 'hidden';
	document.getElementById('ltc8').style.visibility = 'hidden';
	document.getElementById('ltc9').style.visibility = 'hidden';
	document.getElementById('ltc10').style.visibility = 'hidden';
	document.getElementById('ltc11').style.visibility = 'hidden';
	document.getElementById('ltc12').style.visibility = 'hidden';

	
}
	
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}