A counting device with control system includes a housing with a rotating wheel therein. A horizontal stack of weights is disposed on opposite sides of a base member, and at least one selector rod is movably mounted on the base member and selectively moved into engagement with the desired number of horizontally stacked weights. The suppressed thread is automatically unsuppressed by a processor of the device when one or more of: the message is from a contact that is flagged in a contact list; and, the contact that is flagged in the contact list has been added as a recipient of the message as compared to at least a last message in the suppressed thread. A liquid having a temperature between about \u221220\xb0 C. The urging shaft includes a tip end engaging with an end face of the battery, thereby to perform a pivotal movement about the pivot shaft working as a fulcrum. The data center system is server-centric and scalable by storing routing logics at each server to achieve routing, load balancing, andor fault tolerance.