set the value of the hidden form element using the date() function:
<input name="modifyDate" type="hidden" id="modifyDate" value="<?php echo date("Y-m-d"); ?>">
the results table is just that, a table, you can change it to be horizontal by placing a closing and opening table row tag between each closing and opening table data cell tag.
In other words for each:
combination, change it to: