<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>ГГ</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
<style>
*{
margin:0;
padding:0;
outline: 0;
}
.test {
display: inline-block;
width: 50px;
height: 50px;
border: 1px solid black;
}
</style>
</head>
<body>
<div class="test">
111
</div>
<div class="test">
222
</div>
<div class="test">
333
</div>
<div class="test">
444
</div>
<script>
var per = document.getElementsByClassName("test");
for(var i=0; i<per.length; i++){
(function(n){
per[n].onclick = function(){
alert(n+1);
}
}(i));
}
</script>
</body>
</html>