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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
ul li{
list-style: none;
display: inline-block;
}
li a{
display: inline-block;
padding: 5px 20px;
border: 1px solid silver;
color:darkblue;
text-decoration: none; /*링크 밑줄없애기*/
}
</style>
<script src="style/6_event.js"></script>
</head>
<body>
<ul>
<li><a href="#">메뉴1</a></li>
<li><a href="#">메뉴2</a></li>
<li><a href="#">메뉴3</a></li>
<li><a href="#">메뉴4</a></li>
</ul>
</body>
</html>
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window.onload=function(){
let elea = document.getElementsByTagName('a');
for(let i=0; i<elea.length; i++){
elea[i].addEventListener('focusin', function(){
this.style.backgroundColor='yellow';
});
elea[i].addEventListener('mouseover', function(){
this.style.backgroundColor='yellow';
});
elea[i].addEventListener('focusout',function(){
this.style.backgroundColor='gray';
});
elea[i].addEventListener('mouseout', function(){
this.style.backgroundColor='gray';
});
}
}
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