diff --git a/export/pghrtjs.js b/export/pghrtjs.js
index fcaf212..5139788 100644
--- a/export/pghrtjs.js
+++ b/export/pghrtjs.js
@@ -1,3 +1,7 @@
+// this function adds the + and functionality to the toc so that it is less scary 
+// it's still pretty scary ngl it's a giant toc but at least it starts hidden
+// also this was super cobbled togethered from searches based on the limitations at hand
+// i don't know if this should be in like a main() or whatever. idk i don't code
 var coll = document.querySelectorAll(".ltx_tocentry.ltx_tocentry_section > .ltx_ref");
 var i;
 
@@ -13,21 +17,22 @@ for (i = 0; i < coll.length; i++) {
 		}
     } else {}
   });
+// don't add the + if there's nothing to expand
 	if (coll[i].nextElementSibling) {} else {
 		coll[i].classList.add("del");
 	}
 }
 
-/* copy on click for section permalinks */
+// copy on click for section permalinks
 function copyURI(evt) {
 	evt.preventDefault();
-	/* ensures url is without hash, then add on correct hash */
+	// ensures url is without hash, then add on correct hash
 	navigator.clipboard.writeText(window.location.href.replace(window.location.hash,'') + evt.target.getAttribute('href')).then(() => {
-	/* clipboard successfully set */
+	// clipboard successfully set
     }, () => {
-	/* clipboard write failed */
+	// clipboard write failed
     });
-	/* toast that i ripped from w3schools. does not nicely handle being spam clicked. w/e*/
+	// toast that i ripped from w3schools. does not nicely handle being spam clicked. w/e
 	var x = document.getElementById("snackbar");
 	x.className = "show";
 	setTimeout(function(){ x.className = x.className.replace("show", ""); }, 2000);