In Js (JavaScript), pop up a yes or no selection box example (example analysis of confirm usage)_javascript skills

jQuery.ligerDialog.confirm('Are you sure to delete?', function (confirm) {
if (confirm)
f_delete();
});
======================================== [Centered pop-up message box]
LG.showSuccess("Update successful! The current temporary power will be cleared, please go to the power management module to manage the power!");

================ ======================== [Message box pops up in the lower right corner]
// LG.tip(data);<script><BR> if(confirm("确定要进行此操作吗？"))<BR> {<BR> alert("把确定的事件写到这里吧！");<BR> }<BR> else <BR> {<BR> alert("如果取消，就写一个返回事件吧！");<BR> }<BR></script>