gistfile1.txt

        YAHOO.util.Connect.asyncRequest("GET", 
        "/services/library/json/?action=getLibraryFiles&status=P", 
        { success: function(o) { 
                var response = JSON.parse( o.responseText); 
                var fileList = response.list.filter( function(item) {
                    return item.batch == "N";
                });
                var fileEntry = fileList.filter( function(item) { 
                    return item.fileName == "2013-08-06_11.50.39_testfile_vuPk.txt";
                })[0];
                var fileIndex = fileList.indexOf(fileEntry);
                window.__WTF_targetFileIndex = fileIndex;
            } 
        });