visual studio 2012 - (Windows 8 Javascript) WinJS.xhr does not reflect changes from api -

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i developing app, access photos slr via wifi-sd-card. right now, trying retrieve html response particular location on camera , retrieve images' file names. went okay, retrieving html response; however, not update. receiving same response on , on again (even if delete or take new photos).

been stuck problem days now. hope me out. here's code:

function retrieveimgfilenames()  {     var url = "http://my-sd-card-host:port/path";     winjs.xhr({ url: url, responsetype: "text" })     .done(function (r) {         var doc = document.createelement("html");         doc.innerhtml = r.response;         var links = doc.getelementsbytagname("a")         var imgs = [];         var imgcount = 0;         var notimg = [];          (var = 0; < links.length; i++) {             var filename = links[i].getattribute("href");             if (filename.substring(filename.length - 3, filename.length) == 'jpg') {                 imgs.push(filename);                 imgcount++;             }             else {                 notimg.push(filename);             }         }      }, function (r) {         document.getelementbyid("msg").innerhtml = "sorry. :( error: " + r.statustext;     }); }

you can try , add if-modified-since header low value thu, 01 jan 1970 00:00:00 gmt.

refer http://msdn.microsoft.com/en-us/library/windows/apps/hh868281.aspx


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