Correct operation of the basket plug

Good day! There is a Landing Page - [login to view URL] Implemented by WordPress. This product is output from the recording Compatible with arbitrary fields, and it is integrated wiCart basket plug. After you install and fully configure it turned out that does not work on the iPhone 4,6 and iPad 2. On the other tried. IPhone 5 is not partially works. On different phones on the. The reason for the Safari browser. We need to work. Information for convenience: Each button was before he clicks. But then I made a little lower than the script, which carries information about the product and lower realized event = ([login to view URL] (/ Mac OS / ig))? "Touchstart": "click"; to add product to cart. Baskets initialization script is in cheder and the store itself plugin called wicart.js. What I realized, it's possible he realized somehow that Safari does not understand the script, or any one element. I do [login to view URL] assistance. Thank you!