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<!DOCTYPE html> <html> <head> <style> html,body { width: 100%; height: 100%; } </style> <script> var handlerPromise = new Promise(function(resolve) { window.addEventListener('load', function() { document.body.addEventListener( 'wheel', resolve, {passive: false}); }, false); }); </script> </head> <body> Page with Wheel Handler </body> </html>