[AC-2425] Invalid error message is displayed, Without entering any values from Username field and while clicking login button.

Defect id#001:Requirement 1 detected by:Abishek detected on:24-03-2013 at 4:12pm. defect Environment: Windows XP 64 bit Build Version: V19 Defect discription: -->If the user want to withdrawn amount in ATM system,if he entered denominations other than 100rs,500rs and 1000rs, then the message is displaying like "invalid amount....this ATM dispense bill with denominations of p100,p500,p1000". expected value: "the amount entered is invalid". actual value: "invalid amount ....this ATM dispense bill with denominations of p100,p500,p1000". steps to reproduce : 1)insert ATM card 2)enter valid pin number 3)select withdrawn option 4)enter denominations amount of 450 5)displaying an error