// JavaScript Document
function oo(obj){
	return document.getElementById(obj);
}

function showArea(obj,areaTarget){
var allTabTitle = obj.parentNode.getElementsByTagName("LI");
var allArea = oo("buyRoadCellArea").getElementsByTagName("DIV");
		i=0;
		while(i<=allTabTitle.length-1){
				allTabTitle[i].className=" "
			i++;
			}
		obj.className="onThis";
		j=0;
		while(j<=allArea.length-1){
			if (allArea[j].id!=areaTarget){
				allArea[j].style.display="none";
				}else{
				allArea[j].style.display="block";
				}
			j++;
			}
}