window.user == undefined) {

if (!currbook.bookid || currbook.bookid == 0 || !currbook.chapterid || currbook.chapterid == 0) {

//no rtion

} else {

//bookid_chapterid_sectionid|

var footprint = cookieutil.getcookie(_keyfootprint);

if (footprint) {

var footprints = footprint.split('|');

var newidx;

var newfootprints = [];

var _start = footprints.length > 10 ? (footprints.length - 9) : 0;

for (newidx = 0; _start < footprints.length; _start++) {

var patt = new regexp(currbook.bookid + '_');

if (patt.test(footprints[_start])) {

//console.debug(currbook.id + '_' + ', value:' + footprints[_start]);

continue;

}

newfootprints[newidx++] = foot