var xmlHttp;
function getFolder(str){ 
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){alert ("Your browser does not support AJAX!"); return; } 
	var url="image_gallery.php";
	url=url+"?folder="+str;
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function showFloorplan(str){ 
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null){alert ("Your browser does not support AJAX!"); return; } 
	var url="floorplan.php";
	url=url+"?id="+str;
	xmlHttp.onreadystatechange=ajaxContent;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function stateChanged(){
	if (xmlHttp.readyState==4){
		document.getElementById("image_display").innerHTML=xmlHttp.responseText;
	}
}
function ajaxContent(){
	if (xmlHttp.readyState==4){
		// example responseText:
		// <img src="images/Creekstone/cr_1_pb.png" title="1 bedroom Pebblestone" alt="1 bedroom Pebblestone" width="450" height="360">
		var text = xmlHttp.responseText;
		var start = text.search('width="') + 7;
		var end = text.indexOf('"',start);
		var w = text.substr(start,3);
		w.replace('"','');
		w=parseInt(w);
		w+=7;
		w+="";
		document.getElementById("roundedcornr_box").style.width=w;
		document.getElementById("ajax_content").innerHTML=text;
		
	}
}
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;
}