function changeUnderAdvertiser() {
    document.getElementById('topStepButtonAdvertiser').src = '/img/buttons/steps_top_active.jpg';
    document.getElementById('middleStepButton1Advertiser').src = '/img/buttons/steps_middle_normal_top_active.jpg';
    document.getElementById('middleStepButton2Advertiser').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('bottomStepButtonAdvertiser').src = '/img/buttons/steps_bottom_normal_top_normal.jpg';
    document.getElementById('text_step1Advertiser').style.display = 'block';
    document.getElementById('text_step2Advertiser').style.display = 'none';
    document.getElementById('text_step3Advertiser').style.display = 'none';
    document.getElementById('text_step4Advertiser').style.display = 'none';
}

function changeUpperAndUnder1Advertiser() {
    document.getElementById('topStepButtonAdvertiser').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Advertiser').src = '/img/buttons/steps_middle_active.jpg';
    document.getElementById('middleStepButton2Advertiser').src = '/img/buttons/steps_middle_normal_top_active.jpg';
    document.getElementById('bottomStepButtonAdvertiser').src = '/img/buttons/steps_bottom_normal_top_normal.jpg';
    document.getElementById('text_step1Advertiser').style.display = 'none';
    document.getElementById('text_step2Advertiser').style.display = 'block';
    document.getElementById('text_step3Advertiser').style.display = 'none';
    document.getElementById('text_step4Advertiser').style.display = 'none';
}

function changeUpperAndUnder2Advertiser() {
    document.getElementById('topStepButtonAdvertiser').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Advertiser').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('middleStepButton2Advertiser').src = '/img/buttons/steps_middle_active.jpg';
    document.getElementById('bottomStepButtonAdvertiser').src = '/img/buttons/steps_bottom_normal_top_active.jpg';
    document.getElementById('text_step1Advertiser').style.display = 'none';
    document.getElementById('text_step2Advertiser').style.display = 'none';
    document.getElementById('text_step3Advertiser').style.display = 'block';
    document.getElementById('text_step4Advertiser').style.display = 'none';
}

function changeUpperAdvertiser() {
    document.getElementById('topStepButtonAdvertiser').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Advertiser').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('middleStepButton2Advertiser').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('bottomStepButtonAdvertiser').src = '/img/buttons/steps_bottom_active.jpg';
    document.getElementById('text_step1Advertiser').style.display = 'none';
    document.getElementById('text_step2Advertiser').style.display = 'none';
    document.getElementById('text_step3Advertiser').style.display = 'none';
    document.getElementById('text_step4Advertiser').style.display = 'block';
}

function changeUnderPublisher() {
    document.getElementById('topStepButtonPublisher').src = '/img/buttons/steps_top_active.jpg';
    document.getElementById('middleStepButton1Publisher').src = '/img/buttons/steps_middle_normal_top_active.jpg';
    document.getElementById('middleStepButton2Publisher').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('bottomStepButtonPublisher').src = '/img/buttons/steps_bottom_normal_top_normal.jpg';
    document.getElementById('text_step1Publisher').style.display = 'block';
    document.getElementById('text_step2Publisher').style.display = 'none';
    document.getElementById('text_step3Publisher').style.display = 'none';
    document.getElementById('text_step4Publisher').style.display = 'none';
}

function changeUpperAndUnderPublisher1() {
    document.getElementById('topStepButtonPublisher').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Publisher').src = '/img/buttons/steps_middle_active.jpg';
    document.getElementById('middleStepButton2Publisher').src = '/img/buttons/steps_middle_normal_top_active.jpg';
    document.getElementById('bottomStepButtonPublisher').src = '/img/buttons/steps_bottom_normal_top_normal.jpg';
    document.getElementById('text_step1Publisher').style.display = 'none';
    document.getElementById('text_step2Publisher').style.display = 'block';
    document.getElementById('text_step3Publisher').style.display = 'none';
    document.getElementById('text_step4Publisher').style.display = 'none';
}

function changeUpperAndUnderPublisher2() {
    document.getElementById('topStepButtonPublisher').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Publisher').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('middleStepButton2Publisher').src = '/img/buttons/steps_middle_active.jpg';
    document.getElementById('bottomStepButtonPublisher').src = '/img/buttons/steps_bottom_normal_top_active.jpg';
    document.getElementById('text_step1Publisher').style.display = 'none';
    document.getElementById('text_step2Publisher').style.display = 'none';
    document.getElementById('text_step3Publisher').style.display = 'block';
    document.getElementById('text_step4Publisher').style.display = 'none';
}

function changeUpperPublisher() {
    document.getElementById('topStepButtonPublisher').src = '/img/buttons/steps_top_normal.jpg';
    document.getElementById('middleStepButton1Publisher').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('middleStepButton2Publisher').src = '/img/buttons/steps_middle_normal_top_normal.jpg';
    document.getElementById('bottomStepButtonPublisher').src = '/img/buttons/steps_bottom_active.jpg';
    document.getElementById('text_step1Publisher').style.display = 'none';
    document.getElementById('text_step2Publisher').style.display = 'none';
    document.getElementById('text_step3Publisher').style.display = 'none';
    document.getElementById('text_step4Publisher').style.display = 'block';
}