<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
</style>
<script>
window.onload = function(){
var oBtn1 = document.getElementById('Btn');
var len = 20;
var str = '';
for ( var i=0; i<len; i++ ) {
str += '<div style="width:50px; height:50px; background:red; position:absolute; top:50px; left:'+ (8+i*60) +'px;"></div>';
}
document.body.innerHTML += str;
oBtn1.onclick = function(){
alert(1);
}
}
</script>
</head>
<body>
<input id="Btn" type="button" value="往前" />
</body>
</html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
</style>
<script>
window.onload = function(){
var oBtn1 = document.getElementById('Btn');
var len = 20;
var str = '';
for ( var i=0; i<len; i++ ) {
str += '<div style="width:50px; height:50px; background:red; position:absolute; top:50px; left:'+ (8+i*60) +'px;"></div>';
}
document.body.innerHTML += str;
oBtn1.onclick = function(){
alert(1);
}
}
</script>
</head>
<body>
<input id="Btn" type="button" value="往前" />
</body>
</html>