function iniBonusPicPositionNhit() {
//ini bonus pic height if too lower
var bonusPicTop = $("#bonuspic").position().top;
var bnsPicBtm = bonusPicTop + $("#bonuspic").height();
var btnDivO5_top = $("#btnDivO5").position().top;
if (bnsPicBtm <= $("#btnDivO5").position().top) {
logx("--bnsPicBtm no excel btm boder");
return;
}
var excelHit = bnsPicBtm - btnDivO5_top;