function ajaxFunction(){
var xmlHttp
try{xmlHttp=new XMLHttpRequest();}
catch(e){
try{xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");}
catch(e){
try{xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");}
catch(e){
alert("Your browser does not support AJAX!")
return false}}
}return xmlHttp}
function loadXMLDoc(fname){
var xmlDoc=null
try{
xmlDoc=new ActiveXObject("Microsoft.XMLDOM")
xmlDoc.async=false
xmlDoc.loadXML(fname)}
catch(e){
try{
parser=new DOMParser()
xmlDoc=parser.parseFromString(fname,"text/xml")}
catch(e){alert('Your browser cannot handle this script');}
}return(xmlDoc)}