var home = false;
var nodes;
function initMenu()
{

  var nodes = document.getElementById("menu").getElementsByTagName("li");

  for (var i=0; i<nodes.length; i++){
    nodes[i].onmouseover = function(){
    
      if (this.parentNode.id == "menu" && this.id != "activeTab") {
      
          this.className += " active";
          if (!home) {
            t = document.getElementById('activeTab').getElementsByTagName("div");
            t[0].style.display = 'none';
          }
      }
    }
    
    nodes[i].onmouseout = function(){
    
      if (this.parentNode.id == "menu" && this.id != "activeTab") {
      
          this.className = this.className.replace(" active", "");
        
          if (!home) {
            t = document.getElementById('activeTab').getElementsByTagName("div");
            t[0].style.display = 'block';
          }
      }
    }
  nodes[i].onclick = function(){
    
    if (this.parentNode.id == "menu" && this.id != "activeTab") {
    
      t = document.getElementById('activeTab').getElementsByTagName("div");
      t[0].style.display = 'none';  
      this.className += " active";
      this.id = "activeTab";
  }
  }
 }
}