.my_category {
			cursor: pointer;
			font-size: x-large;
		}
		.my_category:before {
			font-family: 'Glyphicons Halflings';
			margin-right: 10px;
			content: "\e118";
		}
		
		.my_error {
			cursor: pointer;
			padding-left: 40px;
		}
		.my_error:before {
			font-family: 'Glyphicons Halflings';
			margin-right: 10px;
			content: "\e090";
		}
		
		.tth {
			border: 1px solid #ddd;
			text-align: center;
			font-weight: bold;
			background-color: #eee;
		}		
		.ttgrp {
			border: 1px solid #ddd;
			text-align: center;
			width: 50%;
		}		
		.ttzan {
			border: 1px solid #ddd;
			text-align: center;
			width: 50%;
		}		
		.ttcrs {
			border: 1px solid #ddd;
			text-align: center;
			width: 100%;
		}
		.ttaud {
			border: 1px solid #ddd;
			text-align: center;
			width: 50%;
		}
		.ttned {
			border: 1px solid #ddd;
			text-align: center;
			width: 50%;
		}
		
		#th_param {
			cursor: pointer;
		}
		#tbl_timetable td {
			cursor: pointer;
		}
		
		#tbl_timetable th {
			background-color: #eee;
		}