gistfile1.txt

function GetVendorPrefix(arrayOfPrefixes) {

   var tmp = document.createElement("div");
   var result = "";

   for (var i = 0; i < arrayOfPrefixes.length; ++i) {

   if (typeof tmp.style[arrayOfPrefixes[i]] != 'undefined'){
      result = arrayOfPrefixes[i];
      break;
   }
   else {
      result = null;
   }
   
   }

   return result;
}