Methods for predicting the click-through rates of Internet advertisements placed into web pages are disclosed. The pump cassette includes a housing having at least, one fluid inlet line and at least one fluid outlet line. 5 emug of the hydrogen absorbing alloy. The information sharing system is an attempt to harness information processing models by adapting to information system fluctuations that occur within a computer, a local area network, and a wide area network that encompasses the whole Internet. When a subsequent sheet for which a punching process is performed next reaches the sheet inverting unit, the sheet to which the punching process has been performed by the sheet punching unit is conveyed to the return path by the driving roll while making the sheet pass by a subsequent sheet conveyed to the sheet punching unit by the driving roller. The metal salt precursors preferably comprise metals from the group consisting of Fe, Co, Ni, Cu, Zn, Pd, Ag and Au, whereas the salt anions preferably comprise nitrates, acetates, oxalates and chlorides.