Acquired Opera AdBlock code

options/time.js

+const updateTime = {
+        display: function() {
+                var elements = document.getElementsByClassName('update_time');
+                for(i = 0; i < elements.length; i++) {
+                        var key = elements[i].parentNode.id;
+                        if(preferences.exist(key + '-time')) {
+                                var difference = getTime() - preferences.int(key + '-time');
+                                elements[i].innerHTML = ' ' + this.string(difference);
+                        }
+                        else {
+                                elements[i].innerHTML = ' ' + translate.get('update_just');
+                        }
+                }
+        },
+        string: function(time) {
+                if(time < 60000) //< 1 minute
+                        return (translate.get('update_just'));
+                if(time < 2*60000) //< 2 minutes
+                        return (translate.get('update_minute'));
+                if(time < 60*60000) //< 1 hour
+                        return (translate.get('update_minutes')).replace(/%/, Math.floor(time / (60000)));
+                if(time < 2*60*60000) //< 2 hours
+                        return (translate.get('update_hour'));
+                if(time < 24*60*60000) //< 1 day
+                        return (translate.get('update_hours')).replace(/%/, Math.floor(time / (60*60000)));
+                if(time < 2*24*60*60000) //< 2 days
+                        return (translate.get('update_day'));
+                if(time < 30*24*60*60000) //< 1 month
+                        return (translate.get('update_days')).replace(/%/, Math.floor(time / (24*60*60000)));
+                else //> 1 month
+                        return (translate.get('update_old'));
+        }
+};
+
+updateTime.display();
+window.setInterval("updateTime.display();", 5000)