---

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var g_aobjPreContent = new Array();
var g_aobjTemp = document.getElementById("sub_content").childNodes;
for( var g_iCt = 0; g_iCt < g_aobjTemp.length; ++g_iCt){
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}
document.getElementById("btnAppend").onclick=function(){
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 var txtNode = document.createTextNode("Hello World");
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function replaceOriginalNodes(){
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document.getElementById("btnReplace").onclick=function(){
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 var txtNode = document.createTextNode("Nice day");
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 var eNode=document.createElement("<BR>");
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 var eNode = document.createElement("INPUT");
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 eNode.type = "button";
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