var d = document;

function hideAll() {

   d.getElementById('CSStore').style.display = "none";
   d.getElementById('CSHydrant').style.display = "none";
   d.getElementById('CSBike').style.display = "none";
   d.getElementById('CSBench').style.display = "none";

   d.getElementById('contacts').style.display = "none";
   d.getElementById('directors').style.display = "none";
   d.getElementById('newWork').style.display = "none";

   d.getElementById('a00').className = "navBtn";
   d.getElementById('a01').className = "navBtn";
   d.getElementById('a03').className = "navBtn";
   d.getElementById('a04').className = "navBtn";

}

function showContent(obj) {

   hideAll();

   if (obj != 'home') {d.getElementById(obj).style.display = "block";}

   if (obj == 'contacts') {
      d.getElementById('CSHydrant').style.display = "block";
      d.getElementById('a01').className = "navBtnActive";
   } else if (obj == 'directors') {
      d.getElementById('CSBike').style.display = "block";
      d.getElementById('a03').className = "navBtnActive";
   } else if (obj == 'newWork') {
      d.getElementById('CSBench').style.display = "block";
      d.getElementById('a04').className = "navBtnActive";
   } else if (obj == 'home') {
      d.getElementById('CSStore').style.display = "block";
      d.getElementById('CSHydrant').style.display = "block";
      d.getElementById('CSBike').style.display = "block";
      d.getElementById('CSBench').style.display = "block";
      d.getElementById('a00').className = "navBtnActive";
   }

}