Below you will find an example of a HTML page which you can use to post documents to the Upload web service.
Example
<html>
<body>
<form enctype="multipart/form-data" action="https://api.yukiworks.nl/docs/Upload.aspx" method="POST">
<input type="hidden" name="MAX_FILE_SIZE" value="1000000" />
<table>
<tr>
<td>WebserviceAccessKey</td>
<td><input style="width: 250px" id="webserviceaccesskey" name="webserviceaccesskey"></td>
</tr>
<tr>
<td>Administratie ID</td>
<td><input style="width: 250px" id="administration" name="administration"></td>
</tr>
<tr>
<td>Te verzenden bestand:</td>
<td><input name="fileupload1" type="file" />
</td>
</tr>
<tr>
<td colspan="2"><input type="submit" value="verzenden" /></td>
</tr>
</table>
</form>
</body>
</html>