$(function() {
	$('.link-table-extension').hide();
	$('.link-table-left').children('.drop').click(function(){
		if( $(this).parent().children('.box').children('.hidden').is(':visible') ) {
			$(this).parent().children('.box').children('.link-table-extension').slideUp('slow');
			$(this).parent().children('.box').children('.link-table-extension').removeClass('hidden');
		} else {
			$(this).parent().children('.box').children('.link-table-extension').slideDown('slow');
			$(this).parent().children('.box').children('.link-table-extension').addClass('hidden');
		}
	}).css('cursor','pointer');
});