var xmlHttp;
function ajaxCheck() {
	try {
	  // Firefox, Opera 8.0+, Safari
	  xmlHttp=new XMLHttpRequest();
	}
	catch (e) {
		// Internet Explorer
	  	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;
			}
		}
	}
}

function find_someone() {
	var whom = document.getElementById("whom").value;
	if (whom == null || trim(whom) == "") {
		return;
	}
	ajaxCheck();
	xmlHttp.onreadystatechange=showResults;
	var url = "find_someone.php?whom="+document.getElementById("whom").value;
	xmlHttp.open("GET",url,true);
  	xmlHttp.send(null);	
}

function showResults() {
	if (xmlHttp.readyState==1 || xmlHttp.readyState==2 || xmlHttp.readyState==3) {
		document.getElementById("txtHint").innerHTML="Processing...";
	}
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") {
		var innerHTML = "<br/><br/>";
		document.getElementById("txtHint").innerHTML=innerHTML+xmlHttp.responseText;
	}
}