mesh grille

i own a 2004 ralliart and i recently installed a "custom grill" I bought the material from home depot for like 5 bucks and it looks just as good as any other aftermarket insert. Anyways, i need some ideas on how to hold it on rather then tying it down with plastic ties. any ideas??
http://i5.photobucket.com/albums/y176/ZionPhunk/DSC02286.jpg
http://i5.photobucket.com/albums/y176/ZionPhunk/DSC02287.jpg
http://i5.photobucket.com/albums/y176/ZionPhunk/DSC02289.jpg