var MalMPCGPInit = Game_Party.prototype.initialize
Game_Party.prototype.initialize = function() {
    this._actorMPCount = [];
	MalMPCGPInit.call(this);
};

var MalMPCpaySkillCost = Game_BattlerBase.prototype.paySkillCost;
Game_BattlerBase.prototype.paySkillCost = function(skill) {
	MalMPCpaySkillCost.call(this, skill);
	if (this._actorId) this.countMP(this.skillMpCost(skill))
};

Game_BattlerBase.prototype.countMP = function(count) {
	var id = this._actorId;
	if (!$gameParty._actorMPCount[id]) $gameParty._actorMPCount[id] = 0;
	$gameParty._actorMPCount[id] += count;
};

Game_Party.prototype.getActorMPCount = function (id){
		if (!$gameParty._actorMPCount[id]) $gameParty._actorMPCount[id] = 0;
		return $gameParty._actorMPCount[id];
}