// methods to show/hide "AJAX" form divs. assumes you have _form, _busy, and _link divs
function show_busy_div(name) {
	if($(name+'_form')) { Element.hide(name+'_form'); };
	if($(name+'_link')) { Element.hide(name+'_link'); };
	if($(name+'_busy')) { Element.show(name+'_busy'); };
}
function show_form_div(name) {
	if($(name+'_link')) { Element.hide(name+'_link'); };
	if($(name+'_busy')) { Element.hide(name+'_busy'); };
	if($(name+'_form')) { Element.show(name+'_form'); };
}
function show_link_div(name) {
	if($(name+'_busy')) { Element.hide(name+'_busy'); };
	if($(name+'_form')) { Element.hide(name+'_form'); };
	if($(name+'_link')) { Element.show(name+'_link'); };
}
function clear_form_div(name) {
	if($(name+'_form')) { $(name+'_form').innerHTML = ''; }
	if($(name+'_form')) { Element.hide(name+'_form'); };
	if($(name+'_busy')) { Element.hide(name+'_busy'); };
	if($(name+'_link')) { Element.show(name+'_link'); };
}
// methods to show/hide "AJAX" form spans in table rows.
function show_busy_row(name,id) {
	if($('tr_'+name+'_link_'+id)) { Element.hide('tr_'+name+'_link_'+id); };
	if($('tr_'+name+'_busy_'+id)) { Element.show('tr_'+name+'_busy_'+id); };
}
function show_link_row(name,id) {
	if($('tr_'+name+'_busy_'+id)) { Element.hide('tr_'+name+'_busy_'+id); };
	if($('tr_'+name+'_link_'+id)) { Element.show('tr_'+name+'_link_'+id); };
}
// methods to show/hide busy widgets
function show_busy_widget(name) {
	if($(name)) { Element.show(name); };
} 
function hide_busy_widget(name) {
	if($(name)) { Element.hide(name); };
}
// -------------------------------------------------------
// user group stuff
function show_busy_comments_row(id) {
	if($('show_comments_'+id)) { Element.hide('show_comments_'+id); };
	if($('hide_comments_'+id)) { Element.hide('hide_comments_'+id); };
	if($('comments_busy_'+id)) { Element.show('comments_busy_'+id); };
} // end show_busy_users_row()
function hide_comments(id) {
	var e = 'tr_post_comments_'+id;
	if($(e)) { $(e).innerHTML = ''; }; //Element.hide(e); };
	if($('hide_comments_'+id)) { Element.hide('hide_comments_'+id); };
	if($('show_comments_'+id)) { Element.show('show_comments_'+id); };
} // end hide_users()