function newElem(myT) {
var newI = document.createElement("LI")
newI.innerHTML = myT
return newI}
function function1(form) {
var newI = newElem(form.enter.value);
var fLi = document.getElementById("myList").firstChild;
document.getElementById("myList").replaceChild(newI, fLi);}
function function2(form) {
var newI = newElem(form.enter.value);
var fLi = document.getElementById("myList").lastChild;
document.getElementById("myList").replaceChild(newI, fLi);}