varwebpage=require('webpage');varpage=webpage.create();varsystem=require('system');vart,address;if(system.args.length===1){console.log('Usage:page.js<someurl>');phantom.exit();}t=Date.now();address=system.args[1]page.open(address,function(s){if(s=="success"){t=Date.now()-t;console.log('loading'+t);}else{console.log('fail');}phantom.exit();});