.text_align_right { text-align: right; }
.text_align_center { text-align: center; }
.text_align_left { text-align: left; }
.no_wrap { white-space: nowrap; }
.small_text { font-size: 1.1em; line-height: 1.2em;}
.small_text { font-size: .9em; }
.medium_text { font-size: 1em; }
.med_gray { color: #666666; }
.light_gray { color: #999999; }
.red_text { color: #ff0000; }
.normal_text { font-weight: normal; }
.bold_text { font-weight: bold; }
.hidden { display: none; }
.clear_both { clear: both; }
.float_left { float: left; }
.float_right { float: right; }
.display_inline { display: inline; }
.border_1px_dotted { border: 1px dotted; }
.vertical_align_bottom { vertical-align: bottom; }
.no_margin { margin: 0; }
.no_wrap { white-space: nowrap; }
.position_relative { position: relative; }

.height_2em { height: 2em; }
.width_100 { width: 100px; }
.width_275 { width: 275px; }
.width_300 { width: 300px; }
.width_350 { width: 350px; }
.width_50_percent { width: 50%; }
.height_2em { height: 2em; }
.margin_top_0 { margin-top: 0; }
.margin_top_10 { margin-top: 10px; }
.margin_top_20 { margin-top: 20px; }
.margin_left_15 { margin-left: 15px; }
.margin_bottom_15 { margin-left: 15px; }
.margin_bottom_20 { margin-bottom: 20px; }
.margin_bottom_30 { margin-bottom: 30px; }
.margin_right_10 { margin-right: 10px; }
.margin_left_5 { margin-left: 5px; }
.margin_left_150 { margin-left: 150px; }