效果预览：这两个球一直在转，不能进行其他操作
div
<div id="loadingImg" style="height: 100%;width: 100%;background-image: url(‘img/uploading.gif‘);background-position: center; position: fixed;top: 80px;background-repeat: no-repeat;filter:alpha(opacity=85); -moz-opacity:0.85; opacity:0.85;display: none;z-index: 9999 "></div>
easyui操作
$.messager.confirm("提示","你确定要删除吗?", function (r) {
if (r) {
parent.window.$("#loadingImg").css("display","");//显示上边的div效果
$.ajax({
url : ‘/xxxx/sg/delSpecialguardInfo‘,
data : {‘ids‘:id},
type : ‘POST‘,
dataType : ‘json‘,
success : function() {
parent.window.$("#loadingImg").css("display","none");//成功后隐藏
$(‘#tt‘).datagrid(‘reload‘);
clearSelections();
$.messager.alert("提示", "操作成功", "success");
}
});
}
});
原文：http://www.cnblogs.com/yunqing/p/7274767.html