The countdown plug-in code based on jquery _jquery

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1/*
* Countdown plugin, mainly used for limited-timed purchase
* By Wayshan Version 1.0
* Use method:
* $ (function () {
* $ ("#ElementId"). Countdown ({
* Edate: "2012-12-21 15:14:23"
* });
* })

*/
;(function ($) {
$.fn.countdown = function (options) {
if (This.length = = 0) {
return false;
}
Return This.each (function () {
var Default = {
sdate:null,//Start time (format "2010-10-10 10:10:10") can be set to service-side time
edate:null,//End Date (format "2010-10-10 10:10:10")
Callback:function () {
return false;
}
},
_h_text= ' Hour ',
_m_text= ' min ',
_s_text= ' seconds ',
_lt = NULL,
_CT = new Date (),
_et = NULL,
_elt = NULL,
CTime = NULL,
ETime = NULL,
Domid = NULL,
_timeout = NULL,
_GT = function () {
if (_lt = = null) {
_elt = (etime-ctime);
if (_elt < 0) {
$ (' # ' +domid). HTML ("<strong>0</strong>" +_h_text+ ":<strong>0</strong>" +
_m_text+ ":<strong>0</strong>" +_s_text);
}
var _xt =math.ceil (_elt/(24*60*60*1000));
_CT = parseint (_ct.match (/\s (\d+) \d/) [1] * 3600)
+ parseint (_ct.split (":") [1] *) + parseint (_ct.split (":") [2]);
_et = _xt * 3600 + parseint (_et.match/\s (\d+) \d/) [1] * 3600)
+ parseint (_et.split (":") [1] *) + parseint (_et.split (":") [2]);
_lt = _elt/1000;
}
if (_elt > 0) {
if (_lt >= 0) {
var _h = Math.floor (_lt/3600);
var _m = Math.floor (_lt-_h * 3600)/60);
var _s = (_lt-_h * 3600)% 60;
$ (' # ' +domid). HTML ("<strong>" + _h + "</strong>" +_h_text+ ":<strong>"
+ _m + "</strong>" +_m_text+ ":<strong>" + _s + "</strong>" +_s_text);
_lt--;
} else {
Clearinterval (_timeout);
if (S.callback && $.isfunction (s.callback)) {
S.callback.call (this);
}
}
} else {
Clearinterval (_timeout);
if (S.callback && $.isfunction (s.callback)) {
S.callback.call (this);
}
}
},
Strdatetime = function (str) {
Determine if the date time is entered correctly and the type must be the same as: 2011-01-01 01:01:01
var reg =/^ (\d{1,4}) (-|\/) (\d{1,2}) \2 (\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2}) $/;
var r = Str.match (reg);
if (r==null) return false;
var d= new Date (r[1], r[3]-1,r[4],r[5],r[6],r[7]);
Return (D.getfullyear () ==r[1]&& (D.getmonth () +1) ==r[3]&&d.getdate () ==r[4]
&&d.gethours () ==r[5]&&d.getminutes () ==r[6]&&d.getseconds () ==r[7]);
}
var s = $.extend ({}, Default, Options | | {});
Domid = this.id;
if (Domid = = ' null ') {
Return
}
_et = s.edate;
if (!strdatetime (_et)) {
Alert (' End date format is not correct ');
return false;
}
if (s.sdate!= null) {
_CT = s.sdate;
}
_CT = _ct.tostring ();
CDate = _ct.replace (/-/g, '/');
_et = _et.tostring ();
Edate = _et.replace (/-/g, '/');
CTime = new Date (CDate);
ETime = new Date (edate);
_timeout = SetInterval (_GT, 1000)
});
}
}) (JQuery);