function adult_children(numero){
    
	    if(numero == 1){
		qto_2.style.display                             = "none";
 		document.formulario.adult_2.style.display       = "none";
		document.formulario.children_2.style.display    = "none";

    	qto_3.style.display    							= "none";
		document.formulario.adult_3.style.display		= "none";
		document.formulario.children_3.style.display	= "none";

		qto_4.style.display								= "none";
		document.formulario.adult_4.style.display		= "none";
		document.formulario.children_4.style.display	= "none";

        }

	    if(numero == 2){
	
		qto_2.style.display    							= "block";
 		document.formulario.adult_2.style.display    	= "block";
		document.formulario.children_2.style.display    = "block";

    	qto_3.style.display    							= "none";
		document.formulario.adult_3.style.display		= "none";
		document.formulario.children_3.style.display	= "none";

		qto_4.style.display								= "none";
		document.formulario.adult_4.style.display		= "none";
		document.formulario.children_4.style.display	= "none";
        }

	    if(numero == 3) {

		qto_2.style.display    							= 'block';
 		document.formulario.adult_2.style.display    	= 'block';
		document.formulario.children_2.style.display    = 'block';

    	qto_3.style.display   							= 'block';
		document.formulario.adult_3.style.display    	= 'block';
		document.formulario.children_3.style.display    = 'block';

		qto_4.style.display   							= 'none';
		document.formulario.adult_4.style.display    	= 'none';
		document.formulario.children_4.style.display    = 'none';
        }

	    if(numero == 4) {
		qto_2.style.display   							= 'block';
 		document.formulario.adult_2.style.display   	= 'block';
		document.formulario.children_2.style.display    = 'block';

    	qto_3.style.display   							= 'block';
		document.formulario.adult_3.style.display   	= 'block';
		document.formulario.children_3.style.display    = 'block';

		qto_4.style.display  							= 'block';
		document.formulario.adult_4.style.display 	    = 'block';
		document.formulario.children_4.style.display    = 'block';
        }
	}