日期:2014-05-17 浏览次数:20801 次
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>page title</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/mootools/1.4.5/mootools-yui-compressed.js"></script>
<script type="text/javascript">
function update_shopping_cart(){
var form=document.getElementById('shopping_cart_form');
if(typeof form !='undefined'){
var inputs=form.getElements('input[name=cart_quantity[]]');
inputs.addEvent("click",function (){
this.store("old_value",this.value);
});
inputs.addEvent('blur', function (){
if(this.value != this.retrieve("old_value")){
form.submit();
}
});
}
}
window.addEvent("domready",function(){
update_shopping_cart();
});
</script>
</head>
<body>
<form action="#" id="shopping_cart_form">
<input type="text" size="4" value="1" name="cart_quantity[]">
<input type="text" size="4" value="2" name="cart_quantity[]">
</form>
</body>
</html>
var form=$('shopping_cart_form');