PhantomJS Scrape Mug Shots

var page = require('webpage').create();
page.open('http://www2.colliersheriff.org/arrestsearch/', function() {
  page.evaluate(function(){
    var a = document.getElementById("btnAccept");
    var e = document.createEvent('MouseEvents');
    e.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
    a.dispatchEvent(e);
    waitforload = true;
  });

  setTimeout(function(){
    page.evaluate(function(){
      document.getElementById("txtLastName").value = "smith";
      var a = document.getElementById("btnSearch");
      var e = document.createEvent('MouseEvents');
      e.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
      a.dispatchEvent(e);
      waitforload = true;
    });
  },2000);

  setTimeout(function(){
    page.render('mugs.png');
    phantom.exit();
  },10000);
});