finish refactoring of files admin page

files/js/admin.js

+function switchPublicFolder()  
+{
+        var publicEnable = $('#publicEnable').is(':checked');
+        var sharingaimGroup = $('input:radio[name=sharingaim]'); //find all radiobuttons of that group
+        $.each(sharingaimGroup, function(index, sharingaimItem) {
+                sharingaimItem.disabled = !publicEnable;	 //set all buttons to the correct state
+        });
+}
+
+$(document).ready(function(){
+       switchPublicFolder(); // Execute the function after loading DOM tree
+       $('#publicEnable').click(function(){
+               switchPublicFolder(); // To get rid of onClick()
+       });
+});

files/templates/admin.php

-<script type="text/javascript">
-function switchPublicFolder()
-{
-	var publicEnable = $('#publicEnable').is(':checked');
-	var sharingaimGroup = $('input:radio[name=sharingaim]');
-	$.each(sharingaimGroup, function(index, sharingaimItem) {
-		sharingaimItem.disabled = !publicEnable;
-	});
-}
-</script>
+<?php OC_UTIL::addScript('files','admin'); ?>
+
 <form name="filesForm" action='#' method='post'>
 	<?php if($_['htaccessWorking']):?>
 		<label for="maxUploadSize"><?php echo $l->t( 'Maximum upload size' ); ?> </label><input name='maxUploadSize' id="maxUploadSize" value='<?php echo $_['uploadMaxFilesize'] ?>'/><br/>
 	<?php endif;?>
-	<input type="checkbox" name="publicEnable" id="publicEnable" onClick="switchPublicFolder()" /><label for="publicEnable"> <?php echo $l->t( 'Allow public folders' ); ?></label><br>
+	<input type="checkbox" name="publicEnable" id="publicEnable" /><label for="publicEnable"> <?php echo $l->t( 'Allow public folders' ); ?></label><br>
 
 	<div style="padding-left: 20px">
-		<input type="radio" name="sharingaim" id="separated" checked="checked" /><label for="separated"> <?php echo $l->t( 'separated from webdav storage' ); ?></label><br>
+		<input type="radio" name="sharingaim" id="separated" /><label for="separated"> <?php echo $l->t( 'separated from webdav storage' ); ?></label><br>
 		<input type="radio" name="sharingaim" id="userdecide" /><label for="userdecide"> <?php echo $l->t( 'let the user decide' ); ?></label><br>
 		<input type="radio" name="sharingaim" id="inwebdav" /><label for="inwebdav"> <?php echo $l->t( 'folder "/public" in webdav storage' ); ?></label>
 	</div>