html{ height: 100%; }
body{ margin: 0; padding: 0; width: 100%; height: 100%; }

#wrapper{ margin: 0 auto; padding: 0; width: 960px; }

.left { float: left; }
.right { float: right; }
.tleft { text-align: left; }
.tright { text-align: right; }
.clear, .clearBoth { clear: both; }