//alert( 'IE4 = ' + top.IE4 + '\nNS4 = ' + top.NS4 + '\nIE5 = ' + top.IE5 + '\nNS6 = ' + top.NS6 );
function ShowElement(elementName, flag) {
//alert('entering ShowElement() elementName = ' + elementName );
   if (top.oldBrowser) return false;
   var dispProperty = flag ? 'visible' : 'hidden';
   if (top.NS4) {
      myDiv = document.layers[elementName];
      myDiv.visibility = dispProperty; // works in NS4.8
   }
   else if (top.IE4) {
      eval(elementName).style.visibility = dispProperty; // not tested
   }
   else if (top.IE5) {
      eval( elementName+".style.visibility='"+dispProperty+"'"); // works in IE5.5
   }
   else if (top.NS6) {
      document.getElementById(elementName).style.visibility = dispProperty; //works in NS7
   }
//alert('exiting ShowElement()');
}
function LibStub() {
   alert('LibStub() works!');
}
function mainMenuClick( url ) {
//alert('entering mainMenuClick()');
   //if (top.oldBrowser == false) {
      var menuName = url.substring(url.lastIndexOf('/')+1) ;
      top.subMenuClicked = null;
      top.mainMenuClicked = true;
   //}
   // load the bottom frame
   top.BottomFrame.location.href=url;
}
function subMenuClick(mainSubChoice, newWin) {
//alert('entering subMenuClick()');
   // mainSubChoice looks like: "aboutus_0"
   // Pass in true for the newWin arg to make the new URL come up in a new window.
   var underscoreLoc = mainSubChoice.indexOf('_');
   var mainMenuName = mainSubChoice.substring(0,underscoreLoc);
   var subMenuNumber = mainSubChoice.substring(underscoreLoc+1);
   // make a var that holds: "aboutusL0" instead of "aboutus_0"
   var imgName = mainSubChoice.replace('_','L')
   // remember that a submenu has been clicked (in a global)
   parent.subMenuClicked = mainSubChoice;
   if (top.oldBrowser == false) {
      if (top.IE5)
         eval( "top.TopFrame." + mainSubChoice + ".blur()" );
   
      highlightSubMenus(mainSubChoice);
   }
   for(var i=0; i<parent.menuNames.length; i++)
      if( mainMenuName == parent.menuNames[i] ) {
         // Load indicated URL into bottom frame
         newurl = eval( 'top.' + mainMenuName+'URLs['+subMenuNumber+']' );
         if (newWin)
            window.open(newurl,"newccwin","");
         else
            top.BottomFrame.location.href = newurl;
      }
}
// mainSubChoice looks like: "aboutus_0"
function highlightSubMenus(mainSubChoice) {
//alert('entering highlightSubMenus()');
   if (top.oldBrowser) return false;
   // remember that a submenu has been clicked (in a global)
   parent.subMenuClicked = mainSubChoice;
   var underscoreLoc = mainSubChoice.indexOf('_');
   var mainMenuName = mainSubChoice.substring(0,underscoreLoc);
   var subMenuNumber = mainSubChoice.substring(underscoreLoc+1);
   // **********************************************************************
   // if the requested submenu is NOT the current submenu, then switch to it
   highlightMainMenus(mainMenuName);
   var subList = eval('top.' + mainMenuName+"URLs");
   for (var i=0; i<subList.length; i++){
      if (i == subMenuNumber)
         eval('top.TopFrame.document. ' + mainMenuName+'L'+i+ '.src = top.'+ mainMenuName+'L'+i + '_over.src');
      else
         eval('top.TopFrame.document. ' +mainMenuName+'L'+i+ '.src = top.'+ mainMenuName+'L'+i + '_out.src');
   }
}
// menuName: home | aboutus | services | esolutions | contact
function highlightMainMenus( menuName ) {
//alert('entering highlightMainMenus()');
   if (top.oldBrowser){
      //alert('highlightMainMenus detected oldBrowser. exiting.');
      return false;
   }
   if (document.images) {
      clearSubMenu(menuName);
      for(var i=0; i<top.menuNames.length; i++) {
         if( menuName == top.menuNames[i] ) {
            ShowElement( "submenu"+ top.menuNames[i], true); // activate appropriate submenu
            if (  eval('top.TopFrame.document.'+menuName)  )
               eval('top.TopFrame.document.'+menuName+'.src = top.'+menuName+'_sel.src');
         }
         else {
            ShowElement( "submenu"+ top.menuNames[i], false); // deactivate submenu
            if (  'top.TopFrame.document.'+ top.menuNames[i]  )
               eval('top.TopFrame.document.'+ top.menuNames[i]+'.src = top.'+ top.menuNames[i]+'_out.src');
         }
      }
   }
}
// given main menu xxx, loops through all submenus and sets their images to:
//    xxxL<i>_out.src
function clearSubMenu(mainMenu) {
//alert('entering clearSubMenu()');
   if (top.oldBrowser) return false;
   if (document.images) {
      var numSubMenus = eval('top.' + mainMenu+"URLs").length;
      for(var i=0; i<numSubMenus ; i++) {
         eval("document."+mainMenu+"L"+i+".src = top."+mainMenu+"L" +i+ "_out.src");
      }
   }
}
function getSelectedMainMenu() {
//alert('entering getSelectedMainMenu()');
   if (top.oldBrowser) return '';
   for( var i=0; i < top.menuNames.length; i++) {
      thisMenuSrc = eval('top.TopFrame.document.' + top.menuNames[i] + '.src');
      if (thisMenuSrc.indexOf('_sel') > -1)
         return parent.menuNames[i];
   }
   return '';
}