Missing icons from fontawesome.

All the icon on this list is missing:
http://skywarriorthemes.com/gameaddict/elements/

They are just not showing up, the icons in the header (top right corner) is working fine, but all the small icons like calender, glass and so on is missing.

It’s this line that’s not working.

<i class="icon-glass"></i> <i class="icon-music"></i> <i class="icon-search"></i> <i class="icon-envelope "></i> <i class="icon-heart"></i> <i class="icon-star "></i> <i class="icon-star-empty"></i> <i class="icon-user"></i> <i class="icon-film "></i> <i class="icon-th-large "></i> <i class="icon-th"></i> <i class="icon-th-list "></i> <i class="icon-ok "></i> <i class="icon-remove"></i> <i class="icon-zoom-in "></i> <i class="icon-zoom-out "></i> <i class="icon-off"></i> <i class="icon-signal "></i> <i class="icon-cog"></i> <i class="icon-trash"></i> <i class="icon-home "></i> <i class="icon-file "></i> <i class="icon-time "></i> <i class="icon-road "></i> <i class="icon-download-alt"></i> <i class="icon-download "></i> <i class="icon-upload "></i> <i class="icon-inbox "></i> <i class="icon-play-circle "></i> <i class="icon-repeat"></i> <i class="icon-refresh "></i> <i class="icon-list-alt "></i> <i class="icon-lock "></i> <i class="icon-flag "></i> <i class="icon-headphones "></i> <i class="icon-volume-off"></i> <i class="icon-volume-down"></i> <i class="icon-volume-up"></i> <i class="icon-qrcode"></i> <i class="icon-barcode "></i> <i class="icon-tag"></i> <i class="icon-tags "></i> <i class="icon-book "></i> <i class="icon-bookmark "></i> <i class="icon-print "></i> <i class="icon-camera "></i> <i class="icon-bold "></i> <i class="icon-italic "></i> <i class="icon-text-height"></i> <i class="icon-text-width "></i> <i class="icon-align-left"></i> <i class="icon-align-center "></i> <i class="icon-align-right "></i> <i class="icon-align-justify"></i> <i class="icon-list "></i> <i class="icon-indent-left "></i> <i class="icon-indent-right "></i> <i class="icon-facetime-video"></i> <i class="icon-picture "></i> <i class="icon-pencil"></i> <i class="icon-map-marker "></i> <i class="icon-adjust"></i> <i class="icon-tint"></i> <i class="icon-edit"></i> <i class="icon-share"></i> <i class="icon-check"></i> <i class="icon-move "></i> <i class="icon-step-backward "></i> <i class="icon-fast-backward "></i> <i class="icon-backward"></i> <i class="icon-play "></i> <i class="icon-pause "></i> <i class="icon-stop"></i> <i class="icon-forward "></i> <i class="icon-fast-forward"></i> <i class="icon-step-forward"></i> <i class="icon-eject"></i> <i class="icon-chevron-left"></i> <i class="icon-chevron-right "></i> <i class="icon-plus-sign "></i> <i class="icon-minus-sign"></i> <i class="icon-remove-sign "></i> <i class="icon-ok-sign "></i> <i class="icon-question-sign"></i> <i class="icon-info-sign"></i> <i class="icon-screenshot "></i> <i class="icon-remove-circle "></i> <i class="icon-ok-circle"></i> <i class="icon-ban-circle "></i> <i class="icon-arrow-left "></i> <i class="icon-arrow-right"></i> <i class="icon-arrow-up"></i> <i class="icon-arrow-down"></i> <i class="icon-share-alt "></i> <i class="icon-resize-full "></i> <i class="icon-resize-small "></i> <i class="icon-plus "></i> <i class="icon-minus "></i> <i class="icon-asterisk "></i> <i class="icon-exclamation-sign"></i> <i class="icon-gift "></i> <i class="icon-leaf "></i> <i class="icon-fire"></i> <i class="icon-eye-open "></i> <i class="icon-eye-close "></i> <i class="icon-warning-sign "></i> <i class="icon-plane "></i> <i class="icon-calendar "></i> <i class="icon-random "></i> <i class="icon-comment"></i> <i class="icon-magnet "></i> <i class="icon-chevron-up"></i> <i class="icon-chevron-down "></i> <i class="icon-retweet"></i> <i class="icon-shopping-cart"></i> <i class="icon-folder-close"></i> <i class="icon-folder-open "></i> <i class="icon-resize-vertical "></i> <i class="icon-resize-horizontal "></i> <i class="icon-bar-chart "></i> <i class="icon-twitter-sign "></i> <i class="icon-facebook-sign "></i> <i class="icon-camera-retro "></i> <i class="icon-key "></i> <i class="icon-cogs "></i> <i class="icon-comments "></i> <i class="icon-thumbs-up "></i> <i class="icon-thumbs-down "></i> <i class="icon-star-half"></i> <i class="icon-heart-empty"></i> <i class="icon-signout "></i> <i class="icon-linkedin-sign"></i> <i class="icon-pushpin"></i> <i class="icon-external-link "></i> <i class="icon-signin "></i> <i class="icon-trophy "></i> <i class="icon-github-sign "></i> <i class="icon-upload-alt "></i> <i class="icon-lemon "></i> <i class="icon-phone "></i> <i class="icon-check-empty "></i> <i class="icon-bookmark-empty"></i> <i class="icon-phone-sign"></i> <i class="icon-twitter "></i> <i class="icon-facebook "></i> <i class="icon-github "></i> <i class="icon-unlock"></i> <i class="icon-credit-card "></i> <i class="icon-rss "></i> <i class="icon-hdd "></i> <i class="icon-bullhorn "></i> <i class="icon-bell "></i> <i class="icon-certificate "></i> <i class="icon-hand-right "></i> <i class="icon-hand-left"></i> <i class="icon-hand-up "></i> <i class="icon-hand-down"></i> <i class="icon-circle-arrow-left "></i> <i class="icon-circle-arrow-right"></i> <i class="icon-circle-arrow-up "></i> <i class="icon-circle-arrow-down"></i> <i class="icon-globe"></i> <i class="icon-wrench "></i> <i class="icon-tasks "></i> <i class="icon-filter "></i> <i class="icon-briefcase"></i> <i class="icon-fullscreen"></i> <i class="icon-group "></i> <i class="icon-link "></i> <i class="icon-cloud "></i> <i class="icon-beaker "></i> <i class="icon-cut "></i> <i class="icon-copy"></i> <i class="icon-paper-clip"></i> <i class="icon-save"></i> <i class="icon-sign-blank "></i> <i class="icon-reorder "></i> <i class="icon-list-ul "></i> <i class="icon-list-ol "></i> <i class="icon-strikethrough"></i> <i class="icon-underline "></i> <i class="icon-table"></i> <i class="icon-magic "></i> <i class="icon-truck"></i> <i class="icon-pinterest "></i> <i class="icon-pinterest-sign"></i> <i class="icon-google-plus-sign"></i> <i class="icon-google-plus "></i> <i class="icon-money"></i> <i class="icon-caret-down "></i> <i class="icon-caret-left "></i> <i class="icon-caret-right"></i> <i class="icon-columns "></i> <i class="icon-sort"></i> <i class="icon-sort-down "></i> <i class="icon-sort-up "></i> <i class="icon-envelope-alt"></i> <i class="icon-linkedin "></i> <i class="icon-undo "></i> <i class="icon-legal"></i> <i class="icon-dashboard"></i> <i class="icon-comment-alt"></i> <i class="icon-comments-alt"></i> <i class="icon-bolt"></i> <i class="icon-sitemap "></i> <i class="icon-umbrella"></i> <i class="icon-paste"></i> <i class="icon-lightbulb "></i> <i class="icon-exchange"></i> <i class="icon-cloud-download"></i> <i class="icon-cloud-upload "></i> <i class="icon-user-md "></i> <i class="icon-stethoscope "></i> <i class="icon-suitcase "></i> <i class="icon-bell-alt "></i> <i class="icon-coffee "></i> <i class="icon-food "></i> <i class="icon-file-alt"></i> <i class="icon-building"></i> <i class="icon-hospital "></i> <i class="icon-ambulance"></i> <i class="icon-medkit "></i> <i class="icon-fighter-jet"></i> <i class="icon-beer "></i> <i class="icon-h-sign "></i> <i class="icon-plus-sign-alt"></i> <i class="icon-double-angle-left "></i> <i class="icon-double-angle-right "></i> <i class="icon-double-angle-up "></i> <i class="icon-double-angle-down "></i> <i class="icon-angle-left "></i> <i class="icon-angle-right "></i> <i class="icon-angle-up "></i> <i class="icon-angle-down "></i> <i class="icon-desktop"></i> <i class="icon-laptop "></i> <i class="icon-tablet "></i> <i class="icon-mobile-phone "></i> <i class="icon-circle-blank "></i> <i class="icon-quote-left "></i> <i class="icon-quote-right"></i> <i class="icon-spinner"></i> <i class="icon-circle "></i> <i class="icon-reply "></i>