(function(){
  var current_location = window.location.hostname;
  var domain = current_location;
  domain = domain.toLowerCase();
  if (domain.substring(0,3)=='www') {
     domain = 'hotels.' + domain.substring(4);
  } else {
     if (domain.substring(0,6)=='hotels') {
     } else { 
         domain = 'hotels.' + domain;
     }
  }
  var url = "http://" + domain + "/widget";
  var default_region = "united states";
  region = window.region || default_region;
  var default_headline = "Find the Perfect Hotel";
  headline = window.headline || default_headline;

  url += "?" + "url=" + current_location + "&wd="+ widget_width + "&ht="+ widget_height+"&re="+region + "&hd=" + headline;
  document.write("<iframe scrolling='no' frameborder='0' vspace='0' marginwidth='0' marginheight='0' hspace='0' allowtransparency='true' width='"+widget_width+"' height='" +widget_height+ "' src='" + url + "'></iframe>");
})()