Dim iCounter As Long
With Application
    .Calculation = xlCalculationManual
    .ScreenUpdating = False
    For iCounter = Selection.Rows.Count To 1 Step -1
        If WorksheetFunction.CountA(Selection.Rows(iCounter)) = 0 Then
            Selection.Rows(iCounter).EntireRow.Delete
        End If
    Next iCounter
    .Calculation = xlCalculationAutomatic
    .ScreenUpdating = True
End With

' Deletes empty rows
dim rRange As Range, rowsCount As Long, i As Long
Set rRange = ActiveSheet.Range("A1:B100")
rowsCount = rRange.rows.Count
For i = rowsCount To 1 Step -1 If WorksheetFunction.CountA(rRanges.rows(i)) = 0 Then rRange.rows(i).Delete End If
Next