$now = date("d-m-Y H:i", $_SERVER['REQUEST_TIME']);
echo "Start time</td><td><input id=\"cr_start\" name=\"cr_start\" type=\"text\" size=\"25\" value=\"{$now}\">";
echo "<a href=\"javascript:NewCal('cr_start','ddmmyyyy',true,24,'dropdown',true)\">";
echo "<img src=\"../../img/calculator.png\" width=\"16\" height=\"16\" border=\"0\" alt=\"Pick a date\">";
echo "</a></td></tr><tr><td>";
// ######################### set stop time #####################################
$tomorrow = date("d-m-Y H:i", $_SERVER['REQUEST_TIME'] + 86400);
echo "Stop time</td><td><input id=\"cr_stop\" name=\"cr_stop\" type=\"text\" size=\"25\" value=\"{$tomorrow}\">";
echo "<a href=\"javascript:NewCal('cr_stop','ddmmyyyy',true,24,'dropdown',true)\">";
echo "<img src=\"../../img/calculator.png\" width=\"16\" height=\"16\" border=\"0\" alt=\"Pick a date\">";
echo "</a></td></tr><tr><td>";
// ######################### kernel method examples ############################
// a select-box including all kernels
try {
    $kernelgetlist_parameter = "user,{$cloud_user},{$cloud_password}";
    $kernel_list = $client->KernelGetList($kernelgetlist_parameter);
    echo 'Kernel</td><td><select name="cr_kernel" size="1">';
    foreach ($kernel_list as $kernel) {
        echo "<option value=\"{$kernel}\">{$kernel}</option>";
    }
    echo '</select></td></tr><tr><td>';
} catch (Exception $e) {
    echo 'Caught exception: ', $e->getMessage(), "<br>";
}
// ######################### image method examples #############################
// a select-box including all images
try {
    $imagegetlist_parameter = "user,{$cloud_user},{$cloud_password},{$cloud_user}";
    $image_list = $client->ImageGetList($imagegetlist_parameter);
    echo 'Image</td><td><select name="cr_image" size="1">';
    foreach ($image_list as $image) {