crazy charges

When I checked my account online on the 31/7 I saw 2 debit-orders had come off my account (R1068.39 and R592.24). My salary was paid on 31/7/15 but did not reflect immed, and when I saw that the 2 debit orders had come off my acc, putting the account into a negative balance, I immed did an eft frm another account. I did an \immed"transfer frm my Absa acc to rectify the overdrawn amount. When I checked my Nedbank account again"