How Do You Put Straps On A Strapless Dress?

And Also , There Was A Dress I Saw At STAGE , And I Want It , Is There A Way I Can Veiw It Online ? Stage.com Isnt A Site , And It Brought Me To STAGESTORES.COM , But You Can't Look At The Clothes They Have In The Store .|||you can buy nice diamonte bra straps now i got some in ebay they just slip into place so on the inside of the dress you would just have to sew small but wide enough loops|||heard of pins