diff --git a/src/js/page.js b/src/js/page.js
index 61438b6..3e7da21 100644
--- a/src/js/page.js
+++ b/src/js/page.js
@@ -16,14 +16,14 @@ document.addEventListener("DOMContentLoaded", function() {
       // Add 'active' class if observation target is inside viewport
       // console.log(entry)
       // console.log(entry.intersectionRatio)
+      console.log('entry', entry)
+      console.log('current', current_intersectiong_entry)
       if (entry.isIntersecting) {
+        console.log('processing')
         if (current_intersectiong_entry !== null && current_intersectiong_entry.target.getBoundingClientRect().y > 0) {
           console.log('stop')
           // return true
         }
-        console.log('processing')
-        console.log('entry', entry)
-        console.log('current', current_intersectiong_entry)
         if (current_intersectiong_entry !== null) {
           console.log('current', current_intersectiong_entry.target.getBoundingClientRect().y)
         //   console.log('should stop')
diff --git a/static/js/page.js b/static/js/page.js
index ccfc6f5..8ce8135 100644
--- a/static/js/page.js
+++ b/static/js/page.js
@@ -1 +1 @@
-function findCorrespondingTocTitle(n){return[...document.querySelectorAll("#toc li a")].find(e=>e.href.substring(e.href.indexOf("#"))==="#"+n.id)}document.addEventListener("DOMContentLoaded",function(){document.getElementById("navbar").clientHeight,document.getElementById("toc");var e=document.querySelectorAll("#toc li a");document.getElementById("page-content");let t=null,o=null;const n=new window.IntersectionObserver(e=>{e.some(n=>{if(console.log("observe"),n.isIntersecting){null!==o&&0<o.target.getBoundingClientRect().y&&console.log("stop"),console.log("processing"),console.log("entry",n),console.log("current",o),null!==o&&console.log("current",o.target.getBoundingClientRect().y);let e=findCorrespondingTocTitle((o=n).target);void 0===e||null!==t&&t===e||(null!==t&&t.parentElement.classList.remove("bg-blue-800"),t=e),e.parentElement.classList.add("bg-blue-800")}})},{root:null,threshold:.1});var l=[];[...e].forEach(e=>{l.push(e.href.substring(e.href.indexOf("#")))});const r=document.querySelectorAll(l.join(","));r.forEach(e=>{n.observe(e)})});
\ No newline at end of file
+function findCorrespondingTocTitle(n){return[...document.querySelectorAll("#toc li a")].find(e=>e.href.substring(e.href.indexOf("#"))==="#"+n.id)}document.addEventListener("DOMContentLoaded",function(){document.getElementById("navbar").clientHeight,document.getElementById("toc");var e=document.querySelectorAll("#toc li a");document.getElementById("page-content");let t=null,o=null;const n=new window.IntersectionObserver(e=>{e.some(n=>{if(console.log("observe"),console.log("entry",n),console.log("current",o),n.isIntersecting){console.log("processing"),null!==o&&0<o.target.getBoundingClientRect().y&&console.log("stop"),null!==o&&console.log("current",o.target.getBoundingClientRect().y);let e=findCorrespondingTocTitle((o=n).target);void 0===e||null!==t&&t===e||(null!==t&&t.parentElement.classList.remove("bg-blue-800"),t=e),e.parentElement.classList.add("bg-blue-800")}})},{root:null,threshold:.1});var l=[];[...e].forEach(e=>{l.push(e.href.substring(e.href.indexOf("#")))});const r=document.querySelectorAll(l.join(","));r.forEach(e=>{n.observe(e)})});
\ No newline at end of file