// Rev. 09/07/2003

function Toggle(item) {
   obj=document.getElementById(item);
   visible=(obj.style.display!="none")
   key=document.getElementById("x" + item);
   //alert("this is : " + key);
   if (visible) {
     obj.style.display="none";
     key.innerHTML="<img src='../img/closed.gif' border='0'>";
	 //alert("this is : " + key + " closing!");
   } else {
      obj.style.display="block";
      key.innerHTML="<img src='../img/open.gif' border='0'>";
	  //alert("this is : " + key + " opening!");
	  Collapse(key);
	  //changeLink(key);
   }
}

function Expand() {
	alert("Starting to expand Tree menu!");
   divs=document.getElementsByTagName("DIV");
   for (i=0;i<divs.length;i++) {
     divs[i].style.display="block";
     key=document.getElementById("x" + divs[i].id);
     key.innerHTML="<img src='../img/open.gif' border='0'>";
   }
   //alert("Tree menu expanded!");
}

function Collapse(selname) {
   divs=document.getElementsByTagName("DIV");
   //alert("Divs are : " + divs);
   for (i=0;i<divs.length;i++) {
	 key=document.getElementById("x" + divs[i].id);
	 if (key != selname){
		 divs[i].style.display="none";
     	 key.innerHTML="<img src='../img/closed.gif' border='0'>";
		 //alert("Closing the rest - " + key);
	 }
   }
}


function GetHiddenTag(){
	var x=document.getElementById("x");
  	//alert(x.value);
	Toggle(x.value);
}

/*function changeLink(selName)
{
	//alert(selName);
	switch (selName)
	{
		case 'dining':
			//document.getElementById('myAnchorDining1').innerHTML="Dining";
			document.getElementById('content-header').innerHTML="Dining in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-dining01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="sgTransit-dining02.html";
			document.getElementById('myAnchor2').innerHTML="[ 2 ]";
			document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-dining01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="sgTransit-dining02.html";
			document.getElementById('myAnchor6').innerHTML="[ 2 ]";
			document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-dining01.html";
			break;
		case 'dining-pg1':
			document.getElementById('content-header').innerHTML="Dining in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-dining01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="sgTransit-dining02.html";
			document.getElementById('myAnchor2').innerHTML="[ 2 ]";
			document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-dining01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="sgTransit-dining02.html";
			document.getElementById('myAnchor6').innerHTML="[ 2 ]";
			document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-dining01.html#highlights01";
			break;
		case 'restnrelax':
			document.getElementById('content-header').innerHTML="Rest & Relax in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-restrelax01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="#";
			document.getElementById('myAnchor2').innerHTML="";
			//document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-restrelax01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="#";
			document.getElementById('myAnchor6').innerHTML="";
			//document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-restrelax01.html";
			break;
		case 'shopping':
			document.getElementById('content-header').innerHTML="Shopping in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-shopping01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="sgTransit-shopping02.html";
			document.getElementById('myAnchor2').innerHTML="[ 2 ]";
			document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="sgTransit-shopping03.html";
			document.getElementById('myAnchor3').innerHTML="[ 3 ]";
			document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="sgTransit-shopping04.html";
			document.getElementById('myAnchor4').innerHTML="[ 4 ]";
			document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-shopping01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="sgTransit-shopping02.html";
			document.getElementById('myAnchor6').innerHTML="[ 2 ]";
			document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="sgTransit-shopping03.html";
			document.getElementById('myAnchor7').innerHTML="[ 3 ]";
			document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="sgTransit-shopping04.html";
			document.getElementById('myAnchor8').innerHTML="[ 4 ]";
			document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-shopping01.html";
			break;
		case 'shopping-pg3':
			document.getElementById('content-header').innerHTML="Shopping in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-shopping01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="sgTransit-shopping02.html";
			document.getElementById('myAnchor2').innerHTML="[ 2 ]";
			document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="sgTransit-shopping03.html";
			document.getElementById('myAnchor3').innerHTML="[ 3 ]";
			document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="sgTransit-shopping04.html";
			document.getElementById('myAnchor4').innerHTML="[ 4 ]";
			document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-shopping01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="sgTransit-shopping02.html";
			document.getElementById('myAnchor6').innerHTML="[ 2 ]";
			document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="sgTransit-shopping03.html";
			document.getElementById('myAnchor7').innerHTML="[ 3 ]";
			document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="sgTransit-shopping04.html";
			document.getElementById('myAnchor8').innerHTML="[ 4 ]";
			document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-shopping03.html#highlights02";
			break;
		case 'transit':
			document.getElementById('content-header').innerHTML="Transit Activities in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-transact01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="#";
			document.getElementById('myAnchor2').innerHTML="";
			//document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-transact01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="#";
			document.getElementById('myAnchor6').innerHTML="";
			//document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-transact01.html";
			break;
		case 'transport':
			document.getElementById('content-header').innerHTML="Transport in Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-transport01.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="#";
			document.getElementById('myAnchor2').innerHTML="";
			//document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-transport01.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="#";
			document.getElementById('myAnchor6').innerHTML="";
			//document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-transport01.html";
			break;
		case 'map':
			document.getElementById('content-header').innerHTML="Map of Singapore Changi Airport";
			document.getElementById('myAnchor1').href="sgTransit-t1map.html";
			document.getElementById('myAnchor1').target="content";
			document.getElementById('myAnchor2').href="sgTransit-t2map.html";
			document.getElementById('myAnchor2').target="content";
			document.getElementById('myAnchor3').href="#";
			document.getElementById('myAnchor3').innerHTML="";
			//document.getElementById('myAnchor3').target="content";
			document.getElementById('myAnchor4').href="#";
			document.getElementById('myAnchor4').innerHTML="";
			//document.getElementById('myAnchor4').target="content";
			document.getElementById('myAnchor5').href="sgTransit-t1map.html";
			document.getElementById('myAnchor5').target="content";
			document.getElementById('myAnchor6').href="sgTransit-t2map.html";
			document.getElementById('myAnchor6').target="content";
			document.getElementById('myAnchor7').href="#";
			document.getElementById('myAnchor7').innerHTML="";
			//document.getElementById('myAnchor7').target="content";
			document.getElementById('myAnchor8').href="#";
			document.getElementById('myAnchor8').innerHTML="";
			//document.getElementById('myAnchor8').target="content";
			document.getElementById('iframe1').src="sgTransit-map01.html";
	}
}*/