var isWorking=false;function swapProperty(city,num){if(!isWorking){http.open("GET","/featured-homes/properties/getCityProperties/"+city+"/"+num,true);http.onreadystatechange=getSwapPropertyResponse;isWorking=true;http.send(null);}
return false;}
function getSwapPropertyResponse(){if(http.readyState==4){results=http.responseText;document.getElementById('homes').innerHTML=results;isWorking=false;}}
function getHTTPObject(){var xmlhttp;if(!xmlhttp&&typeof XMLHttpRequest!='undefined'){try{xmlhttp=new XMLHttpRequest();}catch(e){xmlhttp=false;}}
return xmlhttp;}
var http=getHTTPObject();