var xmlHttp

function showHint(str){
	if (str.length==0){ 
		document.getElementById("searchResults").innerHTML=""
		return
	}

	xmlHttp=GetXmlHttpObject()

	if (xmlHttp==null){
		//alert ("Browser does not support HTTP Request")
		return
	} 

	var url="userActions/ajax.php"
	url=url+"?query="+str
	url=url+"&sid="+Math.random()
	xmlHttp.onreadystatechange=stateChanged 
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
} 

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

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