function init() 
{
     if (TransMenu.isSupported()) 
     {
          TransMenu.initialize();

desplegable1.onactivate   = function() { document.getElementById('desplegable1').className = 'hover'; };
desplegable1.ondeactivate = function() { document.getElementById('desplegable1').className = ''; }
desplegable2.onactivate   = function() { document.getElementById('desplegable2').className = 'hover'; };
desplegable2.ondeactivate = function() { document.getElementById('desplegable2').className = ''; }
desplegable3.onactivate   = function() { document.getElementById('desplegable3').className = 'hover'; };
desplegable3.ondeactivate = function() { document.getElementById('desplegable3').className = ''; }                              
  }
}