test case 2
open	file:///C:/Users/BOA1FU/Documents/HTML5/ScientificCal/ScCalc/index.html
click	id=_advancedCalc_
click	id=_advancedCalc_
click	xpath=(//input[@value='5'])[2]
click	id=AButton_Div
click	//input[@value='(']
click	id=AButton_Minus
click	xpath=(//input[@value='2'])[2]
click	id=AButton_Point
click	xpath=(//input[@value='5'])[2]
click	//input[@value=')']
click	id=AButton_Equals