CODE:

 switch(state){
			case LOAD:
				DrawLoad();←
				break;
			case MAIN:
				DrawMain();
				break;
			case START:
				DrawStart();
				break;
			case START_TITLE:
				DrawStart_Title();
				break;
			case TITLE:
				Draw_Title();
				break;
			case DIFFICULT:
				Draw_Difficult();
				break;
			case DIFFICULT_EXTRA:
				Draw_Difficult_Extra();
				break;
			case CHARACTER:
				Draw_Character();
				break;
			case STAGE:
				if(prev==0){
					Draw_StageSelect();
				}else{
					Draw_StageSelect_Extra();
				}
				break;
			case EXIT:
				Draw_Exit();
				break;
		}

CODE:

if(GetASyncLoadNum()==0){
          state=TITLE;
          frame=0;
}