function a () {var a = document.images; for(i=0;i<a.length;i++){ if(a[i].getAttribute("hide_src")){console.log(a[i].getAttribute("hide_src"))} } } a();

// Dependencies 
 

var fs = require('fs');
var url = require('url');
var http = require('http');
var exec = require('child_process').exec;
var spawn = require('child_process').spawn;
// App variables 
var file_url = 'http://xunyanan.com/images/blog/PowerOfNow.png';
var DOWNLOAD_DIR = './';
// We will be downloading the files to a directory, so make sure it's there 
// This step is not required if you have manually created the directory 
var mkdir = 'mkdir -p ' + DOWNLOAD_DIR;
var child = exec(mkdir, function(err, stdout, stderr) {
    if (err) throw err;
    else download_file_httpget(file_url);
});
// Function to download file using HTTP.get 
var download_file_httpget = function(file_url) {
var options = {
    host: url.parse(file_url).host,
    port: 80,
    path: url.parse(file_url).pathname
};
var file_name = url.parse(file_url).pathname.split('/').pop();
var file = fs.createWriteStream(DOWNLOAD_DIR + file_name);
http.get(options, function(res) {
    console.log(res.statusCode);
         console.log(res.data);
    res.on('data', function(data) {
            file.write(data);
        }).on('end', function() {
            file.end();
            console.log(file_name + ' downloaded to ' + DOWNLOAD_DIR);
        });
    });
};

j=100;for i in *;do let j+=1;mv "$i" "${i%.*}$j.jpg";done

imagePool = Map[With[{i = Import[#]}, {i, N@Mean[Flatten[ImageData[i], 1]]}] &,
   FileNames["/Users/xunyanan/Desktop/webwx_img/*.jpg"]];
closeMatch[c_] :=
 RandomChoice[Nearest[imagePool[[All, 2]] -> imagePool[[All, 1]], c, 20]]
ImageAssemble[
 Map[closeMatch,
  ImageData[Import["/Users/xunyanan/Desktop/2011me.tiff"]], {2}]]

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