ASP Newbie question, can a function hold two parameters

<%
Dim sum
Function thesum(value1,value2)
Dim sum
sum=value1+value2
End Function
sum=thesum(2,5)
response.write sum
%>


the code above is unsuccessful, by the way, where can i download asp manual just like php one

Dim sum

Function thesum(value1,value2)
thesum=value1+value2
End Function

sum=thesum(2,5)
response.write sum

thanks a lot

Windows Script
http://msdn.microsoft.com/scripting/default.asp
Official Microsoft and up to date.

Visual Basic Scripting Edition VBScript Language Reference
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/script56/html/vbscripttoc.asp

Visual Basic Scripting Edition Functions
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/script56/html/vtorifunctions.asp