function CloseAllPortfolioMenus( ) {
    document.getElementById( 'menu_mdevices' ).className = "menu-closed-div";
    document.getElementById( 'menu_it' ).className = "menu-closed-div";
    document.getElementById( 'menu_telecom' ).className = "menu-closed-div";
  }

  function PortfolioRollOut( id, flag ) {
    strElement = document.getElementById( id );
    strElement.className = "menu-sub-off";
  }

  function PortfolioRollOver( id, flag ) {
    if( flag ) {
      CloseAllPortfolioMenus( );
    }
    strElement = document.getElementById( id );
    strElement.className = "menu-sub-on";
  }

  function PortfolioMenuUp( id ) {
    CloseAllPortfolioMenus( );

    strElement = document.getElementById( id );
    strElement.className = "menu-opened-div";
  }

  function PortfolioMenuDown( id ) {
    strElement = document.getElementById( id );
    strElement.className = "menu-closed-div";
  }

 function PortfolioTimeOut( id ) {
   id = setTimeout( "PortfolioMenuDown( '"+ id +"', 0 )", 500 );
   idout = id;
 }

 function Disable_PortfolioTimeOut() {
   clearTimeout( idout );
 }