Display issues after installed defender

hi

i am having display issues not all of my content on my website is displaying correctly.

if you visit http://www.illit.co.uk/reviews you will see out reviews do not display as

also on the home page you will see [dt_testimonials type=”slider” autoslide=”5000? number=”5? orderby=”rand” category=”reviews”]

i am also finding that on the shop menu bar there is //