+/**\r
+ * jQuery.timers - Timer abstractions for jQuery\r
+ * Written by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)\r
+ * Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).\r
+ * Date: 2008/08/26\r
+ *\r
+ * @author Blair Mitchelmore\r
+ * @version 1.0.0\r
+ *\r
+ **/\r
+\r
+jQuery.fn.extend({\r
+ everyTime: function(interval, label, fn, times, belay) {\r
+ return this.each(function() {\r
+ jQuery.timer.add(this, interval, label, fn, times, belay);\r
+ });\r
+ },\r
+ oneTime: function(interval, label, fn) {\r
+ return this.each(function() {\r
+ jQuery.timer.add(this, interval, label, fn, 1);\r
+ });\r
+ },\r
+ stopTime: function(label, fn) {\r
+ return this.each(function() {\r
+ jQuery.timer.remove(this, label, fn);\r
+ });\r
+ }\r
+});\r
+\r
+jQuery.extend({\r
+ timer: {\r
+ guid: 1,\r
+ global: {},\r
+ regex: /^([0-9]+)\s*(.*s)?$/,\r
+ powers: {\r
+ // Yeah this is major overkill...\r
+ 'ms': 1,\r
+ 'cs': 10,\r
+ 'ds': 100,\r
+ 's': 1000,\r
+ 'das': 10000,\r
+ 'hs': 100000,\r
+ 'ks': 1000000\r
+ },\r
+ timeParse: function(value) {\r
+ if (value == undefined || value == null)\r
+ return null;\r
+ var result = this.regex.exec(jQuery.trim(value.toString()));\r
+ if (result[2]) {\r
+ var num = parseInt(result[1], 10);\r
+ var mult = this.powers[result[2]] || 1;\r
+ return num * mult;\r
+ } else {\r
+ return value;\r
+ }\r
+ },\r
+ add: function(element, interval, label, fn, times, belay) {\r
+ var counter = 0;\r
+ \r
+ if (jQuery.isFunction(label)) {\r
+ if (!times) \r
+ times = fn;\r
+ fn = label;\r
+ label = interval;\r
+ }\r
+ \r
+ interval = jQuery.timer.timeParse(interval);\r
+\r
+ if (typeof interval != 'number' || isNaN(interval) || interval <= 0)\r
+ return;\r
+\r
+ if (times && times.constructor != Number) {\r
+ belay = !!times;\r
+ times = 0;\r
+ }\r
+ \r
+ times = times || 0;\r
+ belay = belay || false;\r
+ \r
+ if (!element.$timers) \r
+ element.$timers = {};\r
+ \r
+ if (!element.$timers[label])\r
+ element.$timers[label] = {};\r
+ \r
+ fn.$timerID = fn.$timerID || this.guid++;\r
+ \r
+ var handler = function() {\r
+ if (belay && this.inProgress) \r
+ return;\r
+ this.inProgress = true;\r
+ if ((++counter > times && times !== 0) || fn.call(element, counter) === false)\r
+ jQuery.timer.remove(element, label, fn);\r
+ this.inProgress = false;\r
+ };\r
+ \r
+ handler.$timerID = fn.$timerID;\r
+ \r
+ if (!element.$timers[label][fn.$timerID]) \r
+ element.$timers[label][fn.$timerID] = window.setInterval(handler,interval);\r
+ \r
+ if ( !this.global[label] )\r
+ this.global[label] = [];\r
+ this.global[label].push( element );\r
+ \r
+ },\r
+ remove: function(element, label, fn) {\r
+ var timers = element.$timers, ret;\r
+ \r
+ if ( timers ) {\r
+ \r
+ if (!label) {\r
+ for ( label in timers )\r
+ this.remove(element, label, fn);\r
+ } else if ( timers[label] ) {\r
+ if ( fn ) {\r
+ if ( fn.$timerID ) {\r
+ window.clearInterval(timers[label][fn.$timerID]);\r
+ delete timers[label][fn.$timerID];\r
+ }\r
+ } else {\r
+ for ( var fn in timers[label] ) {\r
+ window.clearInterval(timers[label][fn]);\r
+ delete timers[label][fn];\r
+ }\r
+ }\r
+ \r
+ for ( ret in timers[label] ) break;\r
+ if ( !ret ) {\r
+ ret = null;\r
+ delete timers[label];\r
+ }\r
+ }\r
+ \r
+ for ( ret in timers ) break;\r
+ if ( !ret ) \r
+ element.$timers = null;\r
+ }\r
+ }\r
+ }\r
+});\r
+\r
+if (jQuery.browser.msie)\r
+ jQuery(window).one("unload", function() {\r
+ var global = jQuery.timer.global;\r
+ for ( var label in global ) {\r
+ var els = global[label], i = els.length;\r
+ while ( --i )\r
+ jQuery.timer.remove(els[i], label);\r
+ }\r
+ });\r