function DisplayMenu(id)
{
    for (i = 0; i < document.getElementById("navleft").childNodes.length; i++)
    {
       document.getElementById("navleft").childNodes[i].style.display = "none";
    }
    document. getElementById(id).style.display = "block";
}
function DisplayContent(id)
{
     for (i = 0; i < document.getElementById("content").childNodes.length; i++)
    {
       document.getElementById("content").childNodes[i].style.display = "none";
    }
    document.getElementById(id).style.display = "block";
}
if (document.images)
{
    button_over = new Image(85,67);
    button_over.src = "images/BUTTON_over.jpg";
    property = new Image();
    property.src = "images/new_tabs/property.jpg";
    property_over = new Image();
    property_over.src = "images/new_tabs/property_over.jpg";
    //property_centre = new Image();
    //property_centre.src = "images/new_tabs/property_centre.jpg";
    property_centre_over = new Image();
    property_centre_over.src = "images/new_tabs/property_centre_over.jpg";
    developments = new Image();
    developments.src = "images/new_tabs/developments.jpg";
    developments_over = new Image();
    developments_over.src = "images/new_tabs/developments_over.jpg";
    facilitation = new Image();
    facilitation.src = "images/new_tabs/facilitation.jpg";
    facilitation_over = new Image();
    facilitation_over.src = "images/new_tabs/facilitation_over.jpg";
    investment = new Image();
    investment.src = "images/new_tabs/investment.jpg"; 
    investment_over = new Image();
    investment_over.src = "images/new_tabs/investment_over.jpg"; 
    tourism = new Image();
    tourism.src = "images/new_tabs/tourism.jpg"; 
    tourism_over = new Image();
    tourism_over.src = "images/new_tabs/tourism_over.jpg"; 
}
var active_tab = "property";

function lightup(id)
 {
   if (document.images)
    {
      //imgOn=eval(imgName + "on.src");
      document.getElementById(id).style.backgroundImage = "url('images/BUTTON_over.jpg')";
    }
 }
function ImageOver(id)
{   
    if (document.images)
    {
        document.getElementById("img_" + id).src = "images/new_tabs/" + id + "_over.jpg";   
    } 
}
function ImageOut(id)
{
    if (document.images)
    {
        document.getElementById("img_" + id).src = "images/new_tabs/" + id + ".jpg";
        document.getElementById("img_" + active_tab).src = "images/new_tabs/" + active_tab + "_over.jpg"; 
    }
}

function init()
{}
function ShowContent(id)
{
    document.getElementById("property").style.display = "none";
    //document.getElementById("property_centre").style.display = "none";
    document.getElementById("developments").style.display = "none";
    document.getElementById("facilitation").style.display = "none";
    document.getElementById("investment").style.display = "none";
    document.getElementById("tourism").style.display = "none";
    document.getElementById("img_" + id).src = "images/new_tabs/" + id + "_over.jpg";
    document.getElementById("img_" + active_tab).src = "images/new_tabs/" + active_tab + ".jpg";
    active_tab = id;
    document.getElementById(id).style.display = "block"; 
}

/*function turnoff(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }
 }*/