function inquire(listing){ 
 var width  = 300;
 var height = 550;
 var left   = (screen.width  - width)/2;
 var top    = (screen.height - height)/2;
 var params = 'width='+width+', height='+height;
 var urlx =  "inquire.asp?listing=" + listing;
 params += ', top='+top+', left='+left;
 params += ', directories=no';
 params += ', location=no';
 params += ', menubar=no';
 params += ', resizable=no';
 params += ', scrollbars=no';
 params += ', status=no';
 params += ', toolbar=no';
 newwin=window.open(urlx,'windowname5', params);
 if (window.focus) {newwin.focus()}
}

function swap(file,prop_img){
var tom;
tom = "inquire.asp?listing=" + file
document.getElementById("img" + file).src = "images/listings/" + file + "/" + prop_img;
}