function show(id){						
	alert('You requested action no. '+ id);
}

function toggle(id,closed,opened,pre){				
	var myChild = el(id);
	var myPIcon = el("picon" + id);						
	var myIcon = el("icon" + id);																			
	if(myChild.style.display=="none"){
		myChild.style.display="block";
		myIcon.src=opened;
		myPIcon.src="images/"+ pre + "minus.gif";
	}else{
		myChild.style.display="none";
		myIcon.src=closed;
		myPIcon.src="images/"+ pre +"plus.gif";
	}					
}

function el(id){
	if(document.all){
		return document.all[id];
	}else{
		return document.getElementById(id);
	}
}