<input id="num1" type="number" value="0"> | |
<script> | |
var num1 = document.getElementById('num1'); | |
var mouseX = num1.offsetLeft + num1.offsetWidth - 5; | |
var mouseY = num1.offsetTop + 5; | |
eventSender.mouseMoveTo(mouseX, mouseY); | |
eventSender.mouseMoveTo(mouseX, mouseY - 1); | |
</script> |