Extends the jQuery.support object to CSS3 transition

getVendorPropertyName.js

  function getVendorPropertyName(prop) {
    // Handle unprefixed versions (FF16+, for example)
    if (prop in div.style) return prop;

    var prefixes = ['Moz', 'Webkit', 'O', 'ms'];
    var prop_ = prop.charAt(0).toUpperCase() + prop.substr(1);

    for (var i=0; i<prefixes.length; ++i) {
      var vendorProp = prefixes[i] + prop_;
      if (vendorProp in div.style) { return vendorProp; }
    }
  }

jQuery.support-transition.js

// jQuery.support.transition
// to verify that CSS3 transition is supported (or any of its browser-specific implementations)
$.support.transition = (function(){ 
    var thisBody = document.body || document.documentElement,
    thisStyle = thisBody.style,
    support = thisStyle.transition !== undefined || thisStyle.WebkitTransition !== undefined || thisStyle.MozTransition !== undefined || thisStyle.MsTransition !== undefined || thisStyle.OTransition !== undefined;
    
    return support; 
})();