//arrays must be defined 

//var ListsIDs=new Array('koukouLIST' ,'chuugakuLIST' ,'shougakuLIST', 'E-clubLIST','MinamiChuuLIST','MinamiShouLIST');
//var DivsIDs=new Array( 'DV_about','DV_education','DV_Minami');


function switchid(id){	
	hideallids(Teachers_list);
	showdiv(id);
}

function hideallids(array){
	//loop through the array and hide each element by id
	for (var i=0;i<array.length;i++){
		hidediv(array[i]);
	}		  
}
function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}
function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}