function onRemoveGroup() {
	hideAllForms();
	showElement("groupeditform");
	removeGroupFromGrouping();
	return false;
}

/**
 * Removes the selected group from the selected grouping, does not delete the group (so it can e.g. be added to
 * another grouping
 */
function removeGroupFromGrouping() {
 	//alert("Called removeGroupFromGrouping");
 	var url = "removegroupfromgrouping-xml.php";
    var requeststring = "groupid="+selectedgroupid+"&groupingid="+selectedgroupingid;
    sendPostRequest(request, url, requeststring, removeGroupFromGroupingResponse);
}
 
/**
 * The callback for the response to the request sent in removeGroupFromGrouping() 
 */ 
function removeGroupFromGroupingResponse() {
    if (checkAjaxResponse(request)) {
    	//alert("removeGroupFromGroupingResponse called");
      	var xmlDoc= request.responseXML;
      	// Need XML sent back with groupingid
      	// Really want to set this to be the grouping before
      	selectedgroupid = null;
      	updateGroupings();
    }
}