var openedImage = "<img src=\"images/nav_opened_pod.gif\" border=\"0\" alt=\"collapse\">";
	var closedImage = "<img src=\"images/nav_closed_pod.gif\" border=\"0\" alt=\"expand\">";
	
	function Jump(spot) {
location.href="#"+spot;
}
	
	function setDrawers(numDrawers){
	//alert("setting drawers");
	window.numDrawers = numDrawers;
		for (a=1;a<=numDrawers;a++){
		var division = 'drawer'+a;
		var marker = 'marker'+a;
		document.getElementById(division).style.display ='none';
		document.getElementById(marker).className='closed';
		var imageSlot=document.getElementById(marker).getElementsByTagName("A");
		imageSlot[0].innerHTML=closedImage;
		}
	}
	function openAll(){
	//alert("opening drawers"+window.numDrawers);
		for (a=1;a<=window.numDrawers;a++){
		var division = 'drawer'+a;
		var statusDiv='marker'+a;
		document.getElementById(division).style.display ='block';
		document.getElementById(statusDiv).className = 'opened';
		var imageSlot=document.getElementById(statusDiv).getElementsByTagName("A");
		imageSlot[0].innerHTML=openedImage;
		}
		
	}
	function closeAll(){
	//alert("opening drawers"+window.numDrawers);
		for (a=1;a<=window.numDrawers;a++){
		var division = 'drawer'+a;
		var statusDiv='marker'+a;
		document.getElementById(division).style.display ='none';
		document.getElementById(statusDiv).className = 'closed';
		var imageSlot=document.getElementById(statusDiv).getElementsByTagName("A");
		imageSlot[0].innerHTML=closedImage;
		}
		
	}
	function expandCollapse (divName, markerName){
			var target=document.getElementById(divName);
			var statusDiv=document.getElementById(markerName);	
			if (target.style.display == 'block'){
			target.style.display = 'none';
			statusDiv.className = 'closed';
			//statusDiv.style.display = 'none';
			var imageSlot=document.getElementById(markerName).getElementsByTagName("A");
		imageSlot[0].innerHTML=closedImage;
			}
			else {
			statusDiv.className = 'opened';
			target.style.display = 'block';
			var imageSlot=document.getElementById(markerName).getElementsByTagName("A");
		imageSlot[0].innerHTML=openedImage;
		
		var destination = divName.replace('drawer','ref');
		//alert ("my DIv is:"+destination);
		Jump(destination);
			}
			
	}