function removeField(b){
    let div = b.parentElement;
    let tab = div.parentElement;
    tab.removeChild(div);
}

function addField(b){
    let newfield = document.createElement("div")
    newfield.innerHTML = document.getElementById("fieldTemplate").innerHTML;
    b.parentElement.appendChild(newfield);
}

function removeTab(b){
    let div = b.parentElement;
    let tab = div.parentElement;
    tab.removeChild(div);
}

function addTab(t){
    let newtab = document.createElement("div")
    newtab.innerHTML = document.getElementById("tabTemplate").innerHTML;
    t.appendChild(newtab);
}