let scrollingDown=false;let scrollingUp=false;let scrollDownInterval;let scrollUpInterval;let scrollDistance=-2;let pauseMillisecond=1200;let paused=false;document.getElementById('up-button').addEventListener('click',function(){const image=document.getElementById("framework-image");const offsetHeight=image.offsetTop;let scrollHeight=image.clientHeight+offsetHeight-window.innerHeight;if(window.innerWidth<=767){scrollHeight+=50;scrollDistance=-1;}
if(!paused){window.scrollTo(0,scrollHeight+10);}else{pauseMillisecond=0;}
if(scrollingUp){clearInterval(scrollUpInterval);scrollingUp=false;}else{scrollingUp=true;scrollingDown=false;clearInterval(scrollDownInterval);setTimeout(function(){scrollUpInterval=setInterval(function(){window.scrollBy(0,scrollDistance);if(window.scrollY===0){clearInterval(scrollUpInterval);scrollingUp=false;paused=false;pauseMillisecond=1200;}},20);},pauseMillisecond);}});document.getElementById('pause-button').addEventListener('click',function(){clearInterval(scrollDownInterval);clearInterval(scrollUpInterval);scrollingDown=false;scrollingUp=false;paused=true;});