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/*
JavaScript Bible, Fourth Edition
by Danny Goodman 

John Wiley & Sons CopyRight 2001
*/

<HTML>
<HEAD>
<TITLE>appendChild(), removeChild(), and replaceChild() Methods</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function append(form) {
    if (form.input.value) {
        var newItem = document.createElement("LI")
        newItem.appendChild(document.createTextNode(form.input.value))
        document.getElementById("myUL").appendChild(newItem)
    }
}
function replace(form) {
    if (form.input.value) {
        var newItem = document.createElement("LI")
        var lastChild = document.getElementById("myUL").lastChild
        newItem.appendChild(document.createTextNode(form.input.value))
        document.getElementById("myUL").replaceChild(newItem, lastChild)
    }
}
function restore() {
    var oneChild
    var mainObj = document.getElementById("myUL")

while (mainObj.childNodes.length > 2) {
        oneChild = mainObj.lastChild
        mainObj.removeChild(oneChild)
    }
}
</SCRIPT>
</HEAD>
<BODY>
<H1>Child Methods</H1>
<HR>
Here is a list of items:
<UL ID="myUL"><LI>First Item
<LI>Second Item
</UL>
<FORM>
Enter some text to add/replace in the list:
<INPUT TYPE="text" NAME="input" SIZE=30><BR>
<INPUT TYPE="button" VALUE="Append to List" onClick="append(this.form)">
<INPUT TYPE="button" VALUE="Replace Final Item" onClick="replace(this.form)">
<INPUT TYPE="button" VALUE="Restore List" onClick="restore()">
</BODY>
</HTML>


           
       



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