diff --git a/csv_check.php b/csv_check.php
index 4be0060..8680dfe 100644
--- a/csv_check.php
+++ b/csv_check.php
@@ -200,7 +200,7 @@ $crosscheck1 = ['object_other_title','detailed_description','detailed_descriptio
 $crosscheck2 = ['object_other_title_kind_of','detailed_description_md','detailed_description_extern','inscription_md','inscription_extern','dimensions_separate_length_unit', 'dimensions_separate_width_unit', 'dimensions_separate_height_unit', 'dimensions_separate_diameter_unit', 'dimensions_separate_wall_thickness_unit', 'dimensions_separate_weight_unit','closer_location_as','bought_for_currency','worth_unit','worth_insurance_unit'];
 
 $depcon_error = 0;
-foreach ($crosscheck1 as $tCrossCheck) {
+foreach ($crosscheck1 as $l => $tCrossCheck) {
 
     if (in_array($tCrossCheck, $erstezeile)) {
 
@@ -215,11 +215,11 @@ foreach ($crosscheck1 as $tCrossCheck) {
 
 }
 
-for ($l = 0; $l < count($eventpart); $l++) {
-    if (in_array($eventpart[$l], $erstezeile)) {
+foreach ($eventpart as $l => $tEventPart) {
+    if (in_array($tEventPart, $erstezeile)) {
         for ($j = 1; $j < ($y + 1); $j++) {
-            if ($inhalt[$j][array_search($eventpartsure[$l], $erstezeile)] !== '' and $inhalt[$j][array_search($eventpart[$l], $erstezeile)] == '') {
-                echo '<br>Tag <b>' . $eventpartsure[$l] . '</b> given but no entry for <b>' . $eventpart[$l] . '</b> (row ' . $j . ')';
+            if ($inhalt[$j][array_search($eventpartsure[$l], $erstezeile)] !== '' and $inhalt[$j][array_search($tEventPart, $erstezeile)] == '') {
+                echo '<br>Tag <b>' . $eventpartsure[$l] . '</b> given but no entry for <b>' . $tEventPart . '</b> (row ' . $j . ')';
                 $depcon_error++;
             }
         }
@@ -227,8 +227,7 @@ for ($l = 0; $l < count($eventpart); $l++) {
 }
 
 if (in_array('dimensions_separate_show_md', $erstezeile)) {
-    for ($j = 1; $j < ($y + 1); $j++)
-    {
+    for ($j = 1; $j < ($y + 1); $j++) {
         if ($inhalt[$j][array_search('dimensions_separate_show_md', $erstezeile)] !== '' and ($inhalt[$j][array_search('dimensions_separate_length_value', $erstezeile)] == '') and $inhalt[$j][array_search('dimensions_separate_width_value', $erstezeile)] == '' and $inhalt[$j][array_search('dimensions_separate_heigt_value', $erstezeile)] == '' and $inhalt[$j][array_search('dimensions_separate_weight_value', $erstezeile)] == '' and $inhalt[$j][array_search('dimensions_separate_diameter_value', $erstezeile)] == '' and $inhalt[$j][array_search('dimensions_separate_wall_thickness_value', $erstezeile)] == '') {
             echo '<br>Tag <b>dimensions_separate_show_md</b> given but no separate values available (row ' . $j . ')';
             $depcon_error = $depcon_error + 1;
@@ -305,13 +304,12 @@ for ($i = 2; $i <= $y; $i++) {
 
 if (isset($errormessage) and $errormessage != '') {
     echo '<b style="color:#990000;">Columns with controlled values contain invalid values !</b>';
-    for ($i = 0; $i < count ($errormessage); $i++) {
-        echo '<br>' . $errormessage[$i];
-        $error = $error + 1;
+    foreach ($errormessage as $tMsg) {
+        echo '<br>' . $tMsg;
+        $error++;
     }
 }
-else
-{
+else {
     echo '<i style="font-style:normal;color:#009900;">Values in controlled fields are all valid !</i>';
 }
 
@@ -332,36 +330,35 @@ if ($hasanyimage > 0) {
     for ($i = 1; $i <= $y; $i++)
     {
         if ($i > 1) {
-            $maimg[$i] = 0;
             //check if in a row any image_name is given
-            $hatimg[$i] = 0;
-            for ($im = 0; $im < count($imagemain); $im++)
-            {
-                if ($inhalt[$i][$imagemain[$im]['name']] != '') $hatimg[$i]++;
+            $maimg = $hatimg = 0;
+            foreach ($imagemain as $im => $tMainImage) {
+                if ($inhalt[$i][$tMainImage] != '') $hatimg++;
             }
-            if ($hatimg[$i] > 0) {
+            if ($hatimg > 0) {
                 // first check: how many main-images?
-                for ($im = 0; $im < count($imagemain); $im++)
-                {
-                    if ($inhalt[$i][$imagemain[$im]['main']] == 'y') {$maimg[$i]++;$merk = $im;
+                foreach ($imagemain as $im => $tMainImage) {
+                    if ($inhalt[$i][$imagemain[$im]['main']] == 'y') {
+                        $maimg++;
+                        $merk = $im;
                     }
                 }
                 // if there is exacly one main-image, is it visible?
-                if ($maimg[$i] == 1) {
+                if ($maimg == 1) {
                     if ($inhalt[$i][$imagemain[$merk]['visible']] == 'n') {
                         $errormessage[] = '<b style="font-weight:normal;color:#990000">Main image in row ' . $i . ' is not visible</b>';
                     }
                 }
             }
+            if ($maimg == 0 and $hatimg > 0) $errormessage[] = '<b style="font-weight:normal;color:#990000">There is no visible main image given in row ' . $i . '</b>';
+            if ($maimg > 1 and $hatimg > 0) $errormessage[] = '<b style="font-weight:normal;color:#990000">There are ' . $maimg . ' main images given in row ' . $i . '</b>';
         }
-        if ($i > 1 and $maimg[$i] == 0 and $hatimg[$i] > 0) $errormessage[] = '<b style="font-weight:normal;color:#990000">There is no visible main image given in row ' . $i . '</b>';
-        if ($i > 1 and $maimg[$i] > 1 and $hatimg[$i] > 0) $errormessage[] = '<b style="font-weight:normal;color:#990000">There are ' . $maimg[$i] . ' main images given in row ' . $i . '</b>';
     }
 
-    if (isset($errormessage) and $errormessage != '') {
+    if (!empty($errormessage)) {
         echo '<b style="color:#990000;">There is not one main image for each object !</b>';
-        for ($i = 0; $i < count($errormessage); $i++) {
-            echo '<br>' . $errormessage[$i];
+        foreach ($errormessage as $tMsg) {
+            echo '<br>' . $tMsg;
             $error++;
         }
     }