북마클릿

javascript:!function(){if(window.rsiAlertInterval){clearInterval(window.rsiAlertInterval)}window.rsiAlertInterval=setInterval(function(){if(!(document.querySelector('span[key="RSI[1]Series"]'))){return}if(!parseFloat(document.querySelector('span[key="RSI[1]Series"]').textContent)){return}if((parseFloat(document.querySelector('span[key="RSI[1]Series"]').textContent)<=30)||(parseFloat(document.querySelector('span[key="RSI[1]Series"]').textContent)>=70)){with(new(window.AudioContext||window.webkitAudioContext))with(createOscillator())type="square",frequency.value=100,connect(destination),start(),stop(currentTime+0.1)}},1000)}();