/// <summary>Runs all callbacks in the queue.</summary>
		public static void RunAll(){
			
			// Grab the one at the front:
			Callback current=FirstToRun;
			
			// Clear the queue:
			FirstToRun=null;
			LastToRun=null;
			
			while(current!=null){
				
				try{
					// Run it now:
					current.OnRun();
					
				}catch(Exception e){
					Wrench.Log.Add("Callback error (Type of "+current.GetType()+"): "+e.ToString());
				}
				
				// Hop to the next one:
				current=current.NextCallback;
			}
			
		}
		/// <summary>Don't call this directly. Use callback.Go() instead. Adds the callback to the main queue.</summary>
		public static void Add(Callback callback){
			
			if(FirstToRun==null){
				FirstToRun=LastToRun=callback;
				return;
			}
			
			if(LastToRun!=null){
				// Add to the end:
				LastToRun.NextCallback=callback;
			}
			
			LastToRun=callback;
			
		}