definiens: – shall mean, with respect to any amount to be calculated, or which is paidor received in a currency other than US Dollars, the rate reported in theWall Street Journal for the purchase of US Dollars with such currencyexcept if such currency is New Israel Sheqels, in which case such rateshall be the Bank Hapoalim Rate as defined below, on the last BusinessDay prior to the date of calculation, payment or receipt, as the case maybe ; for the purpose of the above, shall be a day, otherthan a Saturday, Sunday or other day on which the principal bankslocated in Tel - Aviv are not open for business during normal bankinghours ; and shall mean the average of the sellingand buying exchange rates of New Israel Sheqels ( in respect of chequesand remittances ) and the US Dollar prevailing at Bank Hapoalim B.M. atthe end of business on the date of calculation, payment or receipt, as thecase may be ; 1.2.4