function LoadMenus() {
  //menu divs
  for (var i=0; i<5; i++) {
    menuId = 'menu'+i+'Div';
    
    if (ns6) { anchorObj = eval('document.getElementById("nav'+i+'")'); }
    else     { anchorObj = eval('document.images["nav'+i+'"]'); }
    
    menuWidth   = getElementWidth(i);
    menuHeight  = getElementHeight(i);
    menuTop     = getImageTop(anchorObj) + 15;
    anchorLeft  = getImageLeft(anchorObj);
    anchorWidth = getImageWidth(i);
    menuLeft    = anchorLeft - 1;
    SetElementPosition(menuId,menuTop,menuLeft);
    
    //shadow
    if (menuWidth > 1 && menuHeight > 1) {
      var tempstring,writestring;
      tempstring = '<img src="images/shadow_level2.gif" width="'+menuWidth+'" height="'+menuHeight+'" alt="" border="0">';
      writestring =  (!(mac && (ie4 || ie5))) ? '<table cellpadding="0" cellspacing="0" border="0"><tr><td class="transparent">'+tempstring+'</td></tr></table>' : tempstring;
      layerWrite('shadow'+i+'Div',writestring);
      shadowTop = menuTop + 4;
      shadowLeft = menuLeft + 4; 
      SetElementPosition('shadow'+i+'Div',shadowTop,shadowLeft);
    }
  }
  
  //rollovers
  var num_images = 5;
  NavOff = new Array(num_images);
  for (var i=0; i<num_images; i++) { NavOff[i] = new Image(); }
  NavOff[0].src = 'images/btn_agency_a.gif';
  NavOff[1].src = 'images/btn_services_a.gif';
  NavOff[2].src = 'images/btn_portfolio_a.gif';
  NavOff[3].src = 'images/btn_news_a.gif';
  NavOff[4].src = 'images/btn_contact_a.gif';
  
  NavOn = new Array(num_images);
  for (var i=0; i<num_images; i++) { NavOn[i] = new Image(); }
  NavOn[0].src = 'images/btn_agency_b.gif';
  NavOn[1].src = 'images/btn_services_b.gif';
  NavOn[2].src = 'images/btn_portfolio_b.gif';
  NavOn[3].src = 'images/btn_news_b.gif';
  NavOn[4].src = 'images/btn_contact_b.gif';
}
function Show(elementId,rolloverLoc) {
  if (!rolloverLoc) { rolloverLoc = ''; }
  if (running) { StopTimer(); }
  currentId = elementId;
  if (currentId != previousId && previousId != null) { Hide(previousId,rolloverLoc); }
  if (ie4) {
    eval('document.all.menu' + currentId + 'Div.style.visibility = "visible"');
    eval('document.all.shadow' + currentId + 'Div.style.visibility = "visible"');
    eval('document.images["nav' + currentId + rolloverLoc + '"].src = NavOn[currentId].src');
  } else if (ns4) {
    eval('document.menu' + currentId + 'Div.visibility = "show"');
    eval('document.shadow' + currentId + 'Div.visibility = "show"');
    eval('document.images["nav' + currentId + rolloverLoc + '"].src = NavOn[currentId].src');
  } else {
    eval('document.getElementById("menu' + currentId + 'Div").style.visibility = "visible"');
    eval('document.getElementById("shadow' + currentId + 'Div").style.visibility = "visible"');
    eval('document.getElementById("nav' + currentId + rolloverLoc + '").src = NavOn[currentId].src');
  }
  previousId = currentId;
}
function Hide(elementId,rolloverLoc) {
  if (!rolloverLoc) { rolloverLoc = ''; }
  if (elementId == null) { return; }
  if (ie4) {
    eval('document.all.menu' + elementId + 'Div.style.visibility = "hidden"');
    eval('document.all.shadow' + elementId + 'Div.style.visibility = "hidden"');
    if (elementId != pageId) { eval('document.images["nav' + elementId + rolloverLoc + '"].src = NavOff[elementId].src'); }
  } else if (ns4) {
    eval('document.menu' + elementId + 'Div.visibility = "hide"');
    eval('document.shadow' + elementId + 'Div.visibility = "hide"');
    if (elementId != pageId) { eval('document.images["nav' + elementId + rolloverLoc + '"].src = NavOff[elementId].src'); }
  } else {
    eval('document.getElementById("menu' + elementId + 'Div").style.visibility = "hidden"');
    eval('document.getElementById("shadow' + elementId + 'Div").style.visibility = "hidden"');
    if (elementId != pageId) { eval('document.getElementById("nav' + elementId + rolloverLoc + '").src = NavOff[elementId].src'); }
  }
}