function calculate()
{
	pTuesA                      =   800
	pTuesC						=   600
	pWedA						=	800
	pWedC						=	600
	pThursA						=	800
	pThursC						=	600
	pFriA						=	800
	pFriC						=	600
	pSatMatA					=	800
	pSatMatC					=	600
	pSatEveA					= 	800
	pSatEveC					= 	600
	pBalcony					=	900
	pFamily						=	2500


	NumofSeatsForDiscount		= 	10
//	PercentDiscount				= 	0.9

	TuesDis						= 	0
	WedDis						= 	0
	ThursDis					= 	0
	FriDis						= 	0
	SatMatDis					= 	0
	SatEveDis					= 	0
	
	bForm = document.getElementById("booking")
	
	nTuesA		=	eval(bForm.Tuesday_Night_Adults.value)
	nWedA		=	eval(bForm.Wednesday_Night_Adults.value)
	nThursA		=	eval(bForm.Thursday_Night_Adults.value)
	nFriA		=	eval(bForm.Friday_Night_Adults.value)
	nSatMatA	=	eval(bForm.Saturday_Matinee_Adults.value)
	nSatEveA	=	eval(bForm.Saturday_Night_Adults.value)

	nTuesC		=	eval(bForm.Tuesday_Night_Concessions.value)
	nWedC		=	eval(bForm.Wednesday_Night_Concessions.value)
	nThursC		=	eval(bForm.Thursday_Night_Concessions.value)
	nFriC		=	eval(bForm.Friday_Night_Concessions.value)
	nSatMatC	=	eval(bForm.Saturday_Matinee_Concessions.value)
	nSatEveC	= 	eval(bForm.Saturday_Night_Concessions.value)
	
	nTuesB		=	eval(bForm.Tuesday_Night_Balcony.value)
	nWedB		=	eval(bForm.Wednesday_Night_Balcony.value)
	nThursB		=	eval(bForm.Thursday_Night_Balcony.value)
	nFriB		=	eval(bForm.Friday_Night_Balcony.value)
	nSatMatB	=	eval(bForm.Saturday_Night_Balcony.value)
	nSatEveB	= 	eval(bForm.Saturday_Night_Balcony.value)
	
	nTuesF		=	eval(bForm.Tuesday_Night_Family.value)
	nWedF		=	eval(bForm.Wednesday_Night_Family.value)
	nThursF		=	eval(bForm.Thursday_Night_Family.value)
	nFriF		=	eval(bForm.Friday_Night_Family.value)
	nSatMatF	=	eval(bForm.Saturday_Night_Family.value)
	nSatEveF	= 	eval(bForm.Saturday_Night_Family.value)
/*	
	if ((nTuesA + nTuesC) 		>= NumofSeatsForDiscount) TuesDis 	= PercentDiscount
	if ((nWedA + nWedC)   		>= NumofSeatsForDiscount) WedDis 	= PercentDiscount
	if ((nThursA + nThursC) 	>= NumofSeatsForDiscount) ThursDis 	= PercentDiscount
	if ((nFriA + nFriC)   		>= NumofSeatsForDiscount) FriDis 	= PercentDiscount
	if ((nSatMatA + nSatMatC)   >= NumofSeatsForDiscount) SatMatDis = PercentDiscount
	if (nSatEveA   				>= NumofSeatsForDiscount) SatEveDis = PercentDiscount
*/

	aTot = (nTuesA*pTuesA) + (nWedA*pWedA) + (nThursA*pThursA) + (nFriA*pFriA) + (nSatMatA*pSatMatA) + (nSatEveA*pSatEveA)
	cTot = (nTuesC*pTuesC) + (nWedC*pWedC) + (nThursC*pThursC) + (nFriC*pFriC) + (nSatMatC*pSatMatC) + (nSatEveC*pSatEveC)
	bTot = (nTuesB + nWedB + nThursB + nFriB + nSatMatB + nSatEveB) * pBalcony
	fTot = (nTuesF + nWedF + nThursF + nFriF + nSatMatF + nSatEveF) * pFamily
	
	bForm.Total_Adult_Price.value = aTot /100
	bForm.Total_Concession_Price.value = cTot /100
	bForm.Total_Balcony_Price.value = bTot /100
	bForm.Total_Family_Price.value = fTot /100

	if ((nTuesA + nTuesC) 		>= NumofSeatsForDiscount) TuesDis 	= (nTuesA + nTuesC) * 100
	if ((nWedA + nWedC)   		>= NumofSeatsForDiscount) WedDis 	= (nWedA + nWedC) * 100
	if ((nThursA + nThursC) 	>= NumofSeatsForDiscount) ThursDis 	= (nThursA + nThursC) * 100
	if ((nFriA + nFriC)   		>= NumofSeatsForDiscount) FriDis 	= (nFriA + nFriC) * 100
	if ((nSatMatA + nSatMatC)   >= NumofSeatsForDiscount) SatMatDis = (nSatMatA + nSatMatC) * 100
	if ((nSatEveA + nSatEveC)	>= NumofSeatsForDiscount) SatEveDis = (nSatEveA + nSatEveC) * 100
	
	disTot = TuesDis + WedDis + ThursDis + FriDis + SatMatDis + SatEveDis
		
	bForm.SubTotal_Cost.value = (aTot + bTot + cTot + fTot) / 100

	bForm.Total_Cost.value = (aTot + bTot + cTot + fTot - disTot) / 100
	
	bForm.discount.value = disTot / 100
}

function setupform()
{
	bForm = document.getElementById("booking")
	bForm.Tuesday_Night_Adults.value=0
	bForm.Wednesday_Night_Adults.value=0
	bForm.Thursday_Night_Adults.value=0
	bForm.Friday_Night_Adults.value=0
	bForm.Saturday_Matinee_Adults.value=0
	bForm.Saturday_Night_Adults.value=0

	bForm.Tuesday_Night_Concessions.value=0
	bForm.Wednesday_Night_Concessions.value=0
	bForm.Thursday_Night_Concessions.value=0
	bForm.Friday_Night_Concessions.value=0
	bForm.Saturday_Matinee_Concessions.value=0
	bForm.Saturday_Night_Concessions.value=0
	
	bForm.Tuesday_Night_Balcony.value=0
	bForm.Wednesday_Night_Balcony.value=0
	bForm.Thursday_Night_Balcony.value=0
	bForm.Friday_Night_Balcony.value=0
	bForm.Saturday_Matinee_Balcony.value=0
	bForm.Saturday_Night_Balcony.value=0
	
	bForm.Tuesday_Night_Family.value=0
	bForm.Wednesday_Night_Family.value=0
	bForm.Thursday_Night_Family.value=0
	bForm.Friday_Night_Family.value=0
	bForm.Saturday_Matinee_Family.value=0
	bForm.Saturday_Night_Family.value=0
	
	bForm.Total_Adult_Price.value=0
	bForm.Total_Concession_Price.value=0
	bForm.Total_Balcony_Price.value=0
	bForm.Total_Family_Price.value=0
	bForm.SubTotal_Cost.value=0
	bForm.discount.value=0
	bForm.Total_Cost.value=0
}

function gettoday()
{
	var cDate = new Date()
	var d = cDate.getDate()
	var m = cDate.getMonth()+1
	var y = cDate.getFullYear()
	document.write(d +"/" + m + "/" +y)
}