Copy and past a MDF LDF files

Mar 30 2011 3:06 AM

i have a .MDF and .LDF file in followng path

C:\Program Files\Microsoft SQL Server\MSSQL.1 \MSSQL\Data\model.mdf C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Data\model.ldf

and i want to copy these mdf,ldf into D:\DatabaseBackup

please help me