GitBucket
SAITO Tsubasa
function red() {
document.getElementById("box").style.backgroundColor = "red";
}
function yellow() {
document.getElementById("box").style.backgroundColor = "yellow";
}
GitBucket
function red() {
document.getElementById("box").style.backgroundColor = "red";
}
function yellow() {
document.getElementById("box").style.backgroundColor = "yellow";
}