start new version of website

newVersion/js/scrolling.js

@@ -0,0 +1,25 @@
+$( document ).ready( function () {
+
+    document.addEventListener( 'scroll', scrolled );
+
+    let revealables = document.querySelectorAll( '.reveal' );
+
+    let currentlyShowing = Math.floor( window.scrollY / ( window.innerHeight / revealables.length + 50 ) );
+
+
+    for ( let i = 0; i < currentlyShowing; i++ ) {
+        if ( i < parseInt( revealables.length ) ) {
+            revealables[ i ].classList.add( 'active' );
+        }
+    }
+
+    function scrolled() {
+        let regPos = Math.floor( window.scrollY / ( window.innerHeight / revealables.length + 50 ) );
+        if ( regPos < currentlyShowing && regPos < parseInt( revealables.length ) ) {
+            revealables[ regPos ].classList.remove( 'active' );
+        } else if ( regPos > currentlyShowing && regPos < parseInt( revealables.length ) + 1 ) {
+            revealables[ currentlyShowing ].classList.add( 'active' );
+        }
+        currentlyShowing = regPos;
+    }
+} );