jQuery.fn.extend({ everyTime: function (a, b, c, d) { return this.each(function () { jQuery.timer.add(this, a, b, c, d) }) }, oneTime: function (a, b, c) { return this.each(function () { jQuery.timer.add(this, a, b, c, 1) }) }, stopTime: function (a, b) { return this.each(function () { jQuery.timer.remove(this, a, b) }) } }); jQuery.extend({ timer: { global: [], guid: 1, dataKey: "jQuery.timer", regex: /^([0-9]+(?:\.[0-9]*)?)\s*(.*s)?$/, powers: { ms: 1, cs: 10, ds: 100, s: 1e3, das: 1e4, hs: 1e5, ks: 1e6 }, timeParse: function (a) { if (a == undefined || a == null) return null; var b = this.regex.exec(jQuery.trim(a.toString())); if (b[2]) { var c = parseFloat(b[1]); var d = this.powers[b[2]] || 1; return c * d } else { return a } }, add: function (a, b, c, d, e) { var f = 0; if (jQuery.isFunction(c)) { if (!e) e = d; d = c; c = b } b = jQuery.timer.timeParse(b); if (typeof b != "number" || isNaN(b) || b < 0) return; if (typeof e != "number" || isNaN(e) || e < 0) e = 0; e = e || 0; var g = jQuery.data(a, this.dataKey) || jQuery.data(a, this.dataKey, {}); if (!g[c]) g[c] = {}; d.timerID = d.timerID || this.guid++; var h = function () { if (++f > e && e !== 0 || d.call(a, f) === false) jQuery.timer.remove(a, c, d) }; h.timerID = d.timerID; if (!g[c][d.timerID]) g[c][d.timerID] = window.setInterval(h, b); this.global.push(a) }, remove: function (a, b, c) { var d = jQuery.data(a, this.dataKey), e; if (d) { if (!b) { for (b in d) this.remove(a, b, c) } else if (d[b]) { if (c) { if (c.timerID) { window.clearInterval(d[b][c.timerID]); delete d[b][c.timerID] } } else { for (var c in d[b]) { window.clearInterval(d[b][c]); delete d[b][c] } } for (e in d[b]) break; if (!e) { e = null; delete d[b] } } for (e in d) break; if (!e) jQuery.removeData(a, this.dataKey) } } } }); jQuery(window).bind("unload", function () { jQuery.each(jQuery.timer.global, function (a, b) { jQuery.timer.remove(b) }) })