$(document).ready(function(){
  getPrices();
});

function getPrices()
{
  
$.getJSON("getFile.php",
        function(data){
  var str = "<div id='marq1'>";
          $.each(data, function(i,item){
           str +="&nbsp;&nbsp;&nbsp;"+i+" : "+item;
          });
          str += "</div>";
        document.getElementById("marq").innerHTML = str;
        $("#marq1").marquee();
        });
        time = 1000*60*15;
        setTimeout("getPrices()",time);
}