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 = ''; }

		desplegable4.onactivate   = function() { document.getElementById('desplegable4').className = 'hover'; };
		desplegable4.ondeactivate = function() { document.getElementById('desplegable4').className = ''; }

	}
}