function Onload() {

    if (document.getElementById('circleMeldjeaan') != undefined) {
        document.getElementById('circleMeldjeaan').style.visibility = "hidden";
    }
    if (document.getElementById('circleBrochure') != undefined) {
        document.getElementById('circleBrochure').style.visibility = "hidden";
    }
}

function handler(object) {

    if (document.getElementById('circleMeldjeaan') != undefined) {
        document.getElementById('circleMeldjeaan').style.visibility = "visible";
    }
    if (document.getElementById('circleBrochure') != undefined) {
        document.getElementById('circleBrochure').style.visibility = "hidden";
    }
}

function handlerLeave(object) {

    if (document.getElementById('circleBrochure') != undefined) {
        document.getElementById('circleBrochure').style.visibility = "hidden";
    }
    if (document.getElementById('circleMeldjeaan') != undefined) {
        document.getElementById('circleMeldjeaan').style.visibility = "hidden";
    }
}

function handlerBrochure(object) {

    if (document.getElementById('circleMeldjeaan') != undefined) {
        document.getElementById('circleMeldjeaan').style.visibility = "hidden";
    }
    if (document.getElementById('circleBrochure') != undefined) {
        document.getElementById('circleBrochure').style.visibility = "visible";
    }
}

function handlerLeaveBrochure(object) {

    if (document.getElementById('circleBrochure') != undefined) {
        document.getElementById('circleBrochure').style.visibility = "hidden";
    }
    if (document.getElementById('circleMeldjeaan') != undefined) {
        document.getElementById('circleMeldjeaan').style.visibility = "hidden";
    }
}