function calc(productNo)
{
	if (productNo==1)
	{
		document.BuyForm.amount.value = 999.99;
		document.BuyForm.desc.value = "Microsoft Package";
	}
	else if (productNo==2)
	{
		document.BuyForm.amount.value = 1299.99;
		document.BuyForm.desc.value = "MCSE Package + 7 Official Exams";
	}
	else if (productNo==3)
	{
		document.BuyForm.amount.value = 999.99;
		document.BuyForm.desc.value = "Microsoft Package";
	}
	else if (productNo==4)
	{
		document.BuyForm.amount.value = 499.99;
		document.BuyForm.desc.value = "MCSA Package";
	}
	else if (productNo==5)
	{
		document.BuyForm.amount.value = 399.99;
		document.BuyForm.desc.value = "MCAD Package";
	}
	else if (productNo==6)
	{
		document.BuyForm.amount.value = 499.99;
		document.BuyForm.desc.value = "MCDBA Package";
	}
	else if (productNo==7)
	{
		document.BuyForm.amount.value = 249.99;
		document.BuyForm.desc.value = "MCDST Package";
	}
	else if (productNo==8)
	{
		document.BuyForm.amount.value = 499.99;
		document.BuyForm.desc.value = "MCSD Package";
	}
	else if (productNo==9)
	{
		document.BuyForm.amount.value = 199.99;
		document.BuyForm.desc.value = "Windows Server 2003 Administration";
	}
	else if (productNo==10)
	{
		document.BuyForm.amount.value = 199.99;
		document.BuyForm.desc.value = "Windows Server 2003 Network Management";
	}
	else if (productNo==11)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows Server 2003 Network Planning";
	}
	else if (productNo==12)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows Server 2003 Active Directory";
	}
	else if (productNo==13)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Professional";
	}
	else if (productNo==14)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows XP Professional";
	}
	else if (productNo==15)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Directory Design";
	}
	else if (productNo==16)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Security Design";
	}
	else if (productNo==17)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Network Design";
	}
	else if (productNo==18)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows Server 2003 Infrastructure";
	}
	else if (productNo==19)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows Server 2003 Security";
	}
	else if (productNo==20)
	{
		document.BuyForm.amount.value = 199.99;
		document.BuyForm.desc.value = "SQL Server 2000 Admin";
	}
	else if (productNo==21)
	{
		document.BuyForm.amount.value = 249.99;
		document.BuyForm.desc.value = "SQL Server 2000 Database Design";
	}
	else if (productNo==22)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Microsoft Exchange Server 2003";
	}
	else if (productNo==23)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Server 2003 Security Admin";
	}
	else if (productNo==24)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows Server 2003";
	}
	else if (productNo==25)
	{
		document.BuyForm.amount.value = 199.99;
		document.BuyForm.desc.value = "Windows 2000 Server";
	}
	else if (productNo==26)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Network Administration";
	}
	else if (productNo==27)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Active Directory";
	}
	else if (productNo==28)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows 2000 Network Management";
	}
	else if (productNo==29)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Exchange 2000 Administration";
	}
	else if (productNo==30)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "MS Exchange Server 5.5";
	}
	else if (productNo==31)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "SQL Server 6.5";
	}
	else if (productNo==32)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "SQL Server 7 Admin";
	}
	else if (productNo==33)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "TCP/IP";
	}
	else if (productNo==34)
	{
		document.BuyForm.amount.value = 1599.99;
		document.BuyForm.desc.value = "Microsoft Package + 7 Official Exams";
	}
	else if (productNo==35)
	{
		document.BuyForm.amount.value = 699.99;
		document.BuyForm.desc.value = "MCSE Package";
	}
	else if (productNo==36)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows XP Application Support";
	}
	else if (productNo==37)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Windows XP System Support";
	}
	else if (productNo==38)
	{
		document.BuyForm.amount.value = 249.99;
		document.BuyForm.desc.value = "Microsoft .NET Applications";
	}
	else if (productNo==39)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Microsoft .NET Architectures";
	}
	else if (productNo==40)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Project Server 2003";
	}
	else if (productNo==41)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Basic .NET For Web";
	}
	else if (productNo==42)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Basic .NET For XML Web";
	}
	else if (productNo==43)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Basic .NET Windows Apps";
	}
	else if (productNo==44)
	{
		document.BuyForm.amount.value = 199.99;
		document.BuyForm.desc.value = "Visual C# Web Applications";
	}
	else if (productNo==45)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual C# XML";
	}
	else if (productNo==46)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Studio .NET Advanced Topics";
	}
	else if (productNo==46)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Studio .NET Advanced Topics";
	}
	else if (productNo==47)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Studio .NET and ASP .NET";
	}
	else if (productNo==48)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Studio .NET Overview";
	}	
	else if (productNo==49)
	{
		document.BuyForm.amount.value = 149.99;
		document.BuyForm.desc.value = "Visual Studio .NET Programming with Visual C#";
	}
}