diff --git a/htdocs/themes/default/js/stikked.js b/htdocs/themes/default/js/stikked.js
index b2046e7..c300376 100644
--- a/htdocs/themes/default/js/stikked.js
+++ b/htdocs/themes/default/js/stikked.js
@@ -50,10 +50,68 @@ ST.spamadmin = function() {
     }
 };
 
+ST.line_highlighter = function() {
+    var org_href = window.location.href.replace(/(.*?)#(.*)/, '$1');
+    var first_line = false;
+    var second_line = false;
+
+    $('.text').on('mousedown', function() {
+        window.getSelection().removeAllRanges();
+    });
+
+    $('.text').on('click', 'li', function(ev) {
+        var $this = $(this);
+        var li_num = ($this.index() + 1);
+        if(ev.shiftKey == 1){
+            second_line = li_num;
+        } else {
+            first_line = li_num;
+            second_line = false;
+        }
+
+        if(second_line){
+            // determine mark
+            if(first_line < second_line) {
+                sel_start = first_line;
+                sel_end = second_line;
+            } else {
+                sel_start = second_line;
+                sel_end = first_line;
+            }
+            window.location.href = org_href + '#L' + sel_start + '-L' + sel_end;
+        } else {
+            window.location.href = org_href + '#L' + first_line;
+        }
+
+        ST.highlight_lines();
+    });
+    ST.highlight_lines();
+}
+
+ST.highlight_lines = function() {
+    var wloc = window.location.href;
+    if(wloc.indexOf('#') > -1) {
+        $('.text li').css('background', 'none');
+
+        var lines = wloc.split('#')[1];
+        if(lines.indexOf('-') > -1) {
+            var start_line = parseInt(lines.split('-')[0].replace('L', ''), 10);
+            var end_line = parseInt(lines.split('-')[1].replace('L', ''), 10);
+            for(var i=start_line; i<=end_line; i++) {
+                $('.text li:nth-child(' + i + ')').css('background', '#F8EEC7');
+            }
+        } else {
+            var marked_line = lines.replace('L', '');
+            $('.text li:nth-child(' + marked_line + ')').css('background', '#F8EEC7');
+        }
+    }
+}
+
 ST.init = function() {
 	ST.expand();
 	ST.show_embed();
 	ST.spamadmin();
+	ST.line_highlighter();
 };
 
 $(document).ready(function() {