// http://jquery.offput.ca/every/
jQuery.fn.extend({
everyTime: function(interval, label, fn, times, belay) {return this.each(function() {jQuery.timer.add(this, interval, label, fn, times, belay);});},
oneTime: function(interval, label, fn) {return this.each(function() {jQuery.timer.add(this, interval, label, fn, 1);});},
stopTime: function(label, fn) {return this.each(function() {jQuery.timer.remove(this, label, fn);});}
});
jQuery.extend({
timer: {
guid: 1,global: {},regex: /^([0-9]+)\s*(.*s)?$/,powers: {'ms': 1,'cs': 10,'ds': 100,'s': 1000,'das': 10000,'hs': 100000,'ks': 1000000},
timeParse: function(value){
if (value == undefined || value == null)return null;
var result = this.regex.exec(jQuery.trim(value.toString()));
if (result[2]){var num = parseInt(result[1], 10);var mult = this.powers[result[2]] || 1;return num * mult;} else {return value;}
},add: function(element, interval, label, fn, times, belay) {
var counter = 0;
if (jQuery.isFunction(label)) {
if (!times) times = fn;
fn = label;label = interval;
}
interval = jQuery.timer.timeParse(interval);
if (typeof interval != 'number' || isNaN(interval) || interval <= 0) return;
if (times && times.constructor != Number) {belay = !!times;times = 0;}
times = times || 0;belay = belay || false;
if (!element.$timers) element.$timers = {};
if (!element.$timers[label]) element.$timers[label] = {};
fn.$timerID = fn.$timerID || this.guid++;
var handler = function() {
if (belay && this.inProgress) 
return;
this.inProgress = true;
if ((++counter > times && times !== 0) || fn.call(element, counter) === false)
jQuery.timer.remove(element, label, fn);
this.inProgress = false;
};
handler.$timerID = fn.$timerID;
if (!element.$timers[label][fn.$timerID]) element.$timers[label][fn.$timerID] = window.setInterval(handler,interval);
if ( !this.global[label] ) this.global[label] = [];
this.global[label].push( element );
},
remove: function(element, label, fn) {
var timers = element.$timers, ret;
if ( timers ) {
if (!label) {
for ( label in timers ) this.remove(element, label, fn);
} else if ( timers[label] ) {
if (fn){if ( fn.$timerID ) {window.clearInterval(timers[label][fn.$timerID]);delete timers[label][fn.$timerID];}} else {for ( var fn in timers[label] ) {window.clearInterval(timers[label][fn]);delete timers[label][fn];}}
for ( ret in timers[label] ) break;
if ( !ret ) {ret = null;delete timers[label];}
}
for ( ret in timers ) break;
if ( !ret ) element.$timers = null;
}}}});
if (jQuery.browser.msie)
jQuery(window).one("unload", function() {
var global = jQuery.timer.global;
for ( var label in global ) {
var els = global[label], i = els.length;
while ( --i ) jQuery.timer.remove(els[i], label);
}});