function checkCentroAnterior(){
    if ( $('id_centro_anterior').checked ) {
        $('id_otro_centro').disabled = true;
        $('id_otro_centro').value = '';
    } else {
        $('id_otro_centro').disabled = false;
    }
}

function checkBacCurso1() {
    if ( $('id_bac_curso_1').checked ) {
       $('id_bac_curso_2').checked = false;
    }
}

function checkBacCurso2() {
    if ( $('id_bac_curso_2').checked ) {
       $('id_bac_curso_1').checked = false;
    }
}

function checkBacCt() {
    if ( $('id_bac_ct').checked ) {
        $('id_bac_h').checked = false;
        $('id_bac_cs').checked = false;
    }
}

function checkBacH() {
    if ( $('id_bac_h').checked ) {
        $('id_bac_ct').checked = false;
        $('id_bac_cs').checked = false;
    }
}

function checkBacCs() {
    if ( $('id_bac_cs').checked ) {
        $('id_bac_h').checked = false;
        $('id_bac_ct').checked = false;
    }
}

function checkSecCurso1() {
    if ( $('id_sec_curso_1').checked ) {
        $('id_sec_act_1').disabled = false;
    } else {
        $('id_sec_act_1').disabled = true;
        $('sec_act_1').checked = false;
    }
    if ( $('id_sec_curso_1').checked ) {
        $('id_sec_amct_1').disabled = false;
    } else {
        $('id_sec_amct_1').disabled = true;
        $('id_sec_amct_1').checked = false;
    }
    if ( $('id_sec_curso_1').checked ) {
        $('id_sec_ams_1').disabled = false;
    } else {
        $('id_sec_ams_1').disabled = true;
        $('id_sec_ams_1').checked = false;
    }
}

function checkSecCurso2() {
    if ( $('id_sec_curso_2').checked ) {
        $('id_sec_act_2').disabled = false;
    } else {
        $('id_sec_act_2').disabled = true;
        $('id_sec_act_2').checked = false;
    }
    if ( $('id_sec_curso_2').checked ) {
        $('id_sec_amct_2').disabled = false;
    } else {
        $('id_sec_amct_2').disabled = true;
        $('id_sec_amct_2').checked = false;
    }
    if ( $('id_sec_curso_2').checked ) {
        $('id_sec_ams_2').disabled = false;
    } else {
        $('id_sec_ams_2').disabled = true;
        $('id_sec_ams_2').checked = false;
    }
}

function checkC1() {
    if ( $('C1-SI').checked ) {
        $('C1bis-WORD').disabled = false;
        $('C1bis-OPENOFFICE').disabled = false;
        $('C1bis-OTROS').disabled = false;
    } else {
        $('C1bis-WORD').disabled = true;
        $('C1bis-OPENOFFICE').disabled = true;
        $('C1bis-OTROS').disabled = true;
    }
}

function checkTerminar() {
    return confirm('¿Estás seguro de terminar?\n\Asegúrate de haber impreso el cuestionario\n\y de recordar tu clave de acceso');
}

function rehacer( url ) {
    if ( confirm('¿Seguro que quieres empezar de nuevo el formulario?') ) {
        location.href = url;
    }
}