-<script>
-var classmatch = /\bopacity(\d+)/;
-Array.forEach(document.getElementsByTagName('TD'), function(val) {
- var opacity;
- if (opacity = classmatch.exec(val.className)) {
- var c = document.defaultView.getComputedStyle(val, null).getPropertyValue('background-color');
- var o = opacity[1] / 100;
- val.style.backgroundColor = c.replace(/rgb\((.*)\)/, 'rgba($1, '+o+')');
- val.style.textShadow = c+' 1px 1px 2px, ' + c+' -1px -1px 2px';
- }
-});
-alert(t);
-</script>