function superacl_autoselect_permissions(caller) {
    callerLabel = parseInt(caller.id.substring(4));
    baseLabel = caller.id.substring(0,4);
    parent = caller.parentNode.parentNode;
    boxes = parent.getElementsByTagName('input');
	for (i = 0; i < boxes.length; i++) {
	    e = boxes[i];
	    if (! e) continue;
	    id = e.id;
	    if (!id || id.length<4 || id.substring(0,4) != baseLabel) continue;
	    label = parseInt(id.substring(4));
		//check lower rights, too
	    if (caller.checked && label < callerLabel) e.checked = true;
		//uncheck upper rights too
	    else if (! caller.checked && label > callerLabel) e.checked = false;
	}
}


function ajax_superacl_class() {
	this.sack = null;
	this.inObj = null;
	this.outObj = null;
	this.timer = null;
}

function fillNamespaceDropdown()
{
	// fill namespace selector
	if ($('superacl__nsselid')) {
		var ajax_superaclns = new ajax_superacl_class();
		ajax_superaclns.sack = new sack(DOKU_BASE + 'lib/plugins/superacl/ajax.php');
		ajax_superaclns.sack.AjaxFailedAlert = '';
		ajax_superaclns.sack.encodeURIString = false;
		ajax_superaclns.exec = function() {
			pageid = $("superacl__pageid").value;
			ns_selid = $("superacl__nsselid").value;
			ajax_superaclns.sack.runAJAX('q=namespaces&pageid=' + encodeURI(pageid) + '&selid=' + encodeURI(ns_selid));
		};
		ajax_superaclns.sack.onCompletion = function() {
			var data = eval(ajax_superaclns.sack.response);
			if(data === '') return;			   
			// add namespaces to select box
			select = $('superacl__nsselect');
			for(i = 0; i < data.length; ++i) {
				option = new Option(data[i].text, data[i].value, data[i].sel, data[i].sel);
				select.options[i] = option;			
			}
		};
        ajax_superaclns.exec();
    }
      
    // fill page selector
    if ($('superacl__aclid')) {
      	var ajax_superaclpage = new ajax_superacl_class();
		ajax_superaclpage.sack = new sack(DOKU_BASE + 'lib/plugins/superacl/ajax.php');
		ajax_superaclpage.sack.AjaxFailedAlert = '';
		ajax_superaclpage.sack.encodeURIString = false;
		ajax_superaclpage.exec = function() {
			acl_id = $("superacl__aclid").value;
			page_selid = $("superacl__pageselid").value;
			page_text = $("superacl__page_text").value;
			ns_text = $("superacl__namespace_text").value;
			ajax_superaclpage.sack.runAJAX(
				'q=pages&aclid=' + encodeURI(acl_id) +
				'&selid=' + encodeURI(page_selid) +
				'&page_text=' + encodeURI(page_text) +
				'&ns_text=' + encodeURI(ns_text) 
			);
		};
		ajax_superaclpage.sack.onCompletion = function() {
			var data = eval(ajax_superaclpage.sack.response);
			if(data === '') return;
			// add namespaces to select box
			select = $('superacl__pageselect');
			for(i = 0; i < data.length; ++i) {
				option = new Option(data[i].text, data[i].value, data[i].sel, data[i].sel);
				select.options[i] = option;			
			} 
		};
        ajax_superaclpage.exec();
    }
}
 
addInitEvent(function(){fillNamespaceDropdown();});