//Turn On/Off Nav Menus
function getObject(layerName)
{
  if (document.getElementById) return document.getElementById(layerName);
  if (document.all) return document.all[layerName];
  if (document.layers) return document.layers[layerName];
  return new Object();
}

function showMenuItem(menuName)
{
  setMenuVis('menucompany', ( menuName == 'menucompany') );
  setMenuVis('menuproducts', ( menuName == 'menuproducts') );
  setMenuVis('menuservices', ( menuName == 'menuservices') );
  setMenuVis('menucontact', ( menuName == 'menucontact') );
  setMenuVis('menusearch', ( menuName == 'menusearch') );
}

function setMenuVis(layerName, state) 
{
  if (getObject(layerName) != null)
  {	
    getObject(layerName).style.visibility = "visible";
    if ( state )  
    { 
      getObject(layerName).style.display = 'inline'; 
    } 
    else 
    { 
      getObject(layerName).style.display = 'none'; 
    }
  }
  return false; 
}

function setVis(layerName, state) 
{
  if (getObject(layerName) != null)
  {	
    if ( state )  
    { 
      getObject(layerName).style.display = "inline";
    } 
    else 
    { 
      getObject(layerName).style.display = "none";
    }
  }
}