var xmlHttp

function showColLens(str) {
	xmlHttp=GetXmlHttpObject()

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

	var url="../lensFinder/getColLensCode.php"
	url=url+"?q="+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("lensCodeSearchResultsBox").innerHTML=xmlHttp.responseText
 	}
}

function GetXmlHttpObject() {
	var xmlHttp=null;
	try {
 		// Firefox, Opera 8.0+, Safari
 		xmlHttp=new XMLHttpRequest();
 	} catch (e) {
 		//Internet Explorer
 		try {
  			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  		} catch (e) {
  			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  		}
 	}

	return xmlHttp;
}