Zoho sheet filename is corrupted when arabic file name

Zoho sheet filename is corrupted when arabic file name

when posting an arabic file name or generaly a utf8 filename except for English it appears corrubted, this is a sample reuest i made:
-----------------------------------------------------------------
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
</head>
<body>
<form id="mainForm" method="POST" action="http://sheet.zoho.com/remotedoc.im?apikey=[apikey]&output=editor&format=xls" target="_self" onload="this.submit()" >
<input type="hidden" name="filename" value="حمد.xls">
<input type="hidden" name="url" value="[url]">
<input type="hidden" name="id" value="111111">
<input type="hidden" name="saveurl" value="[saveurl]">
</form>
<script language="javascript" type="text/javascript">
function submitFunction () { var mainForm = document.getElementById("mainForm"); mainForm.submit(); }window.onload = submitFunction; </script>
</body>
</html>
-----------------------------------------------------------------
the problem is when trying to open a file with a filename arabic, or hebrew or utf-8 except for english, its displayed corrupted on the title of the spreadsheet opened, be aware that we using the UTF-8 encoding in our browser and we are using the utf-8 encoding in code and it works fine in show.zoho.com, but the problem is in Zoho sheets only, knowing that we use the same utf-8 encoding!!


please could you update me with this problem?!





















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