Pass A Paramter

I have created this sp to and i cant figure out how to use the top 3 as a paramter. I want to be able to use any # like top1,2,3,4,5 etc. I not sure how to compose the syntax i have my sp below.


set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go




-- =============================================
-- Author:<Author,,Name>
-- Create date: <Create Date,,>
-- Description:<Description,,>
-- =============================================
ALTER PROCEDURE [dbo].[sp_moveBackupTables]
@serverName varchar(50) --Parameter
AS
BEGIN

declare @tableName varchar(50) --Variable

--Declare Cursor
DECLARE backup_Cursor CURSOR FOR
select name from adventureworksdw.dbo.sysobjects
where name like 'MyUsers_backup_%' and xtype = 'U'
and name not in(select top 3 name from adventureworksdw.dbo.sysobjects
where name like 'MyUsers_backup_%' and xtype = 'U' order by name desc)

OPEN backup_Cursor

--Move to initial record in the cursor and set variable(s) to result values
FETCH NEXT FROM backup_Cursor
INTO @tableName

--Loop through cursor records
WHILE @@FETCH_STATUS = 0
BEGIN
--dynamically build create table
Declare @SQL varchar(2000)
Set @SQL = 'CREATE TABLE ' + @serverName + '.dbo.' + @tableName + '(
[Id] [numeric](18, 0) NOT NULL,
[Field1] [nchar](10) COLLATE SQL_Latin1_General_CP1_CI_AS NOT NULL,
[Field2] [numeric](18, 0) NOT NULL,
[Field3] [nchar](10) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[Field4] [nchar](10) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
[Field5] [nchar](10) COLLATE SQL_Latin1_General_CP1_CI_AS NULL,
CONSTRAINT [PK_1' + @tableName + '] PRIMARY KEY CLUSTERED
(
[Id] ASC
)WITH (IGNORE_DUP_KEY = OFF) ON [PRIMARY]
) ON [PRIMARY]'

EXEC(@SQL)

--Insert values into new dynamically created table
Declare @backupTableRecords varchar(1000)

Set @backupTableRecords = 'Insert into ' + @serverName + '.dbo.' + @tableName + ' SELECT * FROM AdventureWorksDW.dbo.'+ @tableName

exec(@backupTableRecords)

--Drop old table
Declare @dropTable varchar(200)
set @dropTable = 'drop table adventureworksdw.dbo.' + @tableName

exec(@dropTable)

--Move to the next record in the Cursor and set variable(s) value(s)
FETCH NEXT FROM backup_Cursor INTO @tableName
END
CLOSE backup_Cursor
DEALLOCATE backup_Cursor
END