function closeform() {
    document.getElementById("hiddenform").style.display = "none";
    document.getElementById("closeform").style.display = "none";
    document.getElementById("openform").style.display = "inline-block";

}

function openform(){
    document.getElementById("hiddenform").style.display = "block";
    document.getElementById("closeform").style.display = "block";
    document.getElementById("openform").style.display = "none";
}