/** 
* $.include - script inclusion jQuery plugin 
* Based on idea from http://www.gnucitizen.org/projects/jquery-include/ 
* @author Tobiasz Cudnik 
* @link http://meta20.net/.include_script_inclusion_jQuery_plugin 
* @license MIT 
*/  
// overload jquery's onDomReady  
if ( jQuery.browser.mozilla || jQuery.browser.opera ) {  
	document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );  
	document.addEventListener( "DOMContentLoaded", function(){ jQuery.ready(); }, false );  
}  
jQuery.event.remove( window, "load", jQuery.ready );  
jQuery.event.add( window, "load", function(){ jQuery.ready(); } );  
jQuery.extend({  
	includeStates: {},  
	include: function(url, callback, dependency){  
		if ( typeof callback != 'function' && ! dependency ) {  
			dependency = callback;  
			callback = null;  
		}  
		url = url.replace('\n', '');  
		jQuery.includeStates[url] = false;  
		var script = document.createElement('script');  
		script.type = 'text/javascript';  
		script.onload = function () {  
		jQuery.includeStates[url] = true;  
		if ( callback )  
			callback.call(script);  
		};  
		script.onreadystatechange = function () {  
			if ( this.readyState != "complete" && this.readyState != "loaded" ) return;  
			jQuery.includeStates[url] = true;  
			if ( callback )  
				callback.call(script);  
		};  
		script.src = url;  
		if ( dependency ) {  
			if ( dependency.constructor != Array )  
				dependency = [dependency];  
			setTimeout(function(){  
				var valid = true;  
				$.each(dependency, function(k, v){  
					if (! v() ) {  
						valid = false;  
						return false;  
					}  
				})  
				if ( valid )  
					document.getElementsByTagName('head')[0].appendChild(script);  
				else  
					setTimeout(arguments.callee, 10);  
			}, 10);  
		}  else { 
			document.getElementsByTagName('head')[0].appendChild(script);  
		}
		return function(){  
			return jQuery.includeStates[url];  
		}  
	},  
	readyOld: jQuery.ready,  
	ready: function () {  
		if (jQuery.isReady) return;  
		imReady = true;  
		$.each(jQuery.includeStates, function(url, state) {  
			if (! state)  
				return imReady = false;  
		});  
		if (imReady) {  
			jQuery.readyOld.apply(jQuery, arguments);  
		} else {  
			setTimeout(arguments.callee, 10);  
		}  
	}  
});