Need a simple script for namalsk Gauß gun

player addWeapon "nsw_er7a";
player selectWeapon "nsw_er7a";
player addMagazine 'nsw_er7mm';
player addMagazine 'nsw_er7mm';
player addMagazine 'nsw_er7mm';
player addMagazine 'nsw_er7mm';
player addMagazine 'nsw_er7mm';
player addMagazine 'nsw_er7mm';