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-rw-r--r--themes/default/js/restoreScroll.js25
1 files changed, 25 insertions, 0 deletions
diff --git a/themes/default/js/restoreScroll.js b/themes/default/js/restoreScroll.js
new file mode 100644
index 00000000..331c9e19
--- /dev/null
+++ b/themes/default/js/restoreScroll.js
@@ -0,0 +1,25 @@
1function supportsLocalStorage() {
2 try {
3 return 'localStorage' in window && window['localStorage'] !== null;
4 } catch (e) {
5 return false;
6 }
7}
8
9function savePercent(id, percent) {
10 if (!supportsLocalStorage()) { return false; }
11 localStorage["poche.article." + id + ".percent"] = percent;
12 return true;
13}
14
15function retrievePercent(id) {
16 if (!supportsLocalStorage()) { return false; }
17
18 var bheight = $(document).height();
19 var percent = localStorage["poche.article." + id + ".percent"];
20 var scroll = bheight * percent;
21
22 $('html,body').animate({scrollTop: scroll}, 'fast');
23
24 return true;
25} \ No newline at end of file