/*
JavaScript Bible, Fourth Edition
by Danny Goodman
John Wiley & Sons CopyRight 2001
*/
insertBefore() Method
function doInsert(form) {
if (form.newText) {
var newChild = document.createElement("LI")
newChild.innerHTML = form.newText.value
var choice = form.itemIndex.options[form.itemIndex.selectedIndex].value
var insertPoint = (isNaN(choice)) ?
null : document.getElementById("myUL").childNodes[choice]
document.getElementById("myUL").insertBefore(newChild, insertPoint)
}
}
insertBefore() Method
Enter text or HTML for a new list item:
Before which existing item?
None specified
1
2
3
Originally the First Item
Originally the Second Item
Originally the Third Item