'use strict';
var system = require('system');
var page = require('webpage').create();
var url = system.args[1];
page.viewportSize = {
width: 1024,
height: 768
};
page.open(url);
page.onError = function(msg, trace) {
console.log(msg);
trace.forEach(function(item) {
console.log(' ', item.file, ':', item.line);
});
};