GIF89a
<div class="form-group">
<form method="get" action="search-orders.php">
<input type="text" name="from_date" style="width:30%;display: inline;" placeholder="From" class="form-control" autocomplete="off" onClick="scwShow(this,event)">
<input type="text" name="to_date" style="width:30%;display: inline;" placeholder="To" class="form-control" autocomplete="off" onClick="scwShow(this,event)">
<select name="timeIS" style="width:30%;display: inline;" class="form-control">
<option selected="selected" value="">Select Time</option>
<?php for($i=1;$i<=9;$i++){
if($i==1)$t="hr.";else $t="hrs.";
?>
<option value="<?php echo "0".$i?>">0<?php echo $i.$t?></option>
<?php }?>
<?php for($i=10;$i<=24;$i++){
$t="hrs.";
?>
<option value="<?php echo $i?>"><?php echo $i.$t?></option>
<?php }?>
</select>
<input type="submit" name="search_history" style="display: inline;margin-top:10px" value="Filter" class="btn btn-success">
</form>
</div>