I took a home pregancy test it showed a dr ark line for the c an a light line for the secound line is that positive the last three months my periods be diff I usually have a 7 day period heavy for a few days then light but I've been having them last out five theses last three or four months an is not red blood only it will be a browinish then a red ish then I will not be bleeding for bout 15 hours then all a sudden it seems like there is browinish when I wipe I don't kno it's werid