ACT_ID_HOR_PEL_PANNING
WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00);
WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00);
WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00);
WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00);
WAttr(ba, ACT_ID_HOR_PEL_PANNING, 0x00);
WAttr(ba, ACT_ID_HOR_PEL_PANNING, (unsigned char)((xoff << 1) & 0x07));
WAttr (ba, ACT_ID_HOR_PEL_PANNING, 0x00);
regs->attr[ACT_ID_HOR_PEL_PANNING] = 0x00;