function showHint(str) {
	if (str.length==0)
	{
	document.getElementById("txtHint").innerHTML=""
	return
	}
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null) 
	{
	alert ("Browser does not support HTTP Request")
	return
	}
	var url="ajax_adat.php"
	url=url+"?q="+str

xmlHttp.onreadystatechange=stateChanged
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function stateChanged() {
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){
document.getElementById("txtHint").innerHTML=
xmlHttp.responseText
}
}


function GetXmlHttpObject(handler) {
var objXMLHttp=null
if (window.XMLHttpRequest) {
objXMLHttp=new XMLHttpRequest()
} else if (window.ActiveXObject) {
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}