function validar(form){
	if (form.enombre.value == "")
	{
		alert("Por favor ingrese \"nombre\"");
		form.enombre.focus();
		return (false);
	}

	if (form.ecorreo.value == ""){
		alert("Por favor ingrese \"email\"");
		form.ecorreo.focus();
		return (false);
	}
	
	if ( ( form.edesign[0].checked == false )&& ( form.edesign[1].checked == false )&& ( form.edesign[2].checked == false ))
    {
        alert ( "El Diseņo del Nuestro Web es..." );
        return (false);
    }
	
		if ( ( form.econten[0].checked == false )&& ( form.econten[1].checked == false )&& ( form.econten[2].checked == false ))
    {
        alert ( "El Contenido de Nuestro Web es..." );
        return (false);
    }
	
		if ( ( form.eveloci[0].checked == false )&& ( form.eveloci[1].checked == false )&& ( form.eveloci[2].checked == false ))
    {
        alert ( "La Velocidad del Nuestro Web es..." );
        return (false);
    }
	

	/*if (form.comentarios.value == ""){
	alert("Por favor ingrese \"comentarios\"");
		form.comentarios.focus();
		return (false);
	}*/
	return (true);
}