print(t) {
if (!currBook.bookId || currBook.bookId == 0) {
 /no book-id, rong parametter
return;
}
if (t > 3) {
return;
}
jax({
url: Domain.bookHostName + ajauser..do?bookId=578625&chapterId=34085740&seId=0",
data : currBook,
processData: false,
dataType: "jsonp",
success: fun(data){
if(data && > 0) {
 /success, do nothing.
} else {
 /fail, ill try 2 times. then end
saveFootprint(t + 1);
}
}
});
}
jQuery(dot).ready(fun {
var _keyFootprint = 'tempFootPrint';
if ( == null || == undefined) {
if (!currBook.bookId || currBook.bookId == 0 || !d || d == 0) {
 /no information
} else {
 /bookId_chapterId_seId|
var footprint = (_keyFootprint);
if (footprint) {
var footprints = ('|

