ffc script Script_Shop{
	void run(int item_id, int message, int perm, bool multi, int item_req){
		int stored= this->Data;
		if(Hero->Item[item_id] && !multi){
			this->Data= FFCS_INVISIBLE_COMBO;
			Quit();
		}
		if(item_req){
			while(!Hero->Item[item_req]){
				this->Data= FFCS_INVISIBLE_COMBO;
				Waitframe();
			}
			this->Data= stored;
		}
		Screen->D[perm]=message;	
		while ( true ) {
			if(Hero->Item[item_id]){
				if(!multi){
					this->Data= FFCS_INVISIBLE_COMBO;
					Quit();
				}
			}
			Waitframe(); //Main while loop. 
		}
	}
}