diff --git a/index.php b/index.php
index c5aa35e..67d3fec 100644
--- a/index.php
+++ b/index.php
@@ -36,8 +36,8 @@
             $result_snippet = explode('">', $result_snippet)[1];
             $result_snippet = explode('</a>', $result_snippet)[0];
 
-            $final_result_html .= "<br><a href='" . $result_link . "'><font size='4'><b>" . $result_title[0] . "</b></font><br><font color='#008000' size='2'>" 
-                                . $result_display_url . "</font></a><br>" . $result_snippet . "<br><br><hr>";
+            $final_result_html .= '<br><a href="' . $result_link . '"><font size=4><b>' . $result_title[0] . '</b></font><br><font color="#008000" size=2>'
+                                . $result_display_url . '</font></a><br>' . $result_snippet . '<br><br><hr>';
         }
     }
 }
diff --git a/read.php b/read.php
index 063f0b5..d99469d 100644
--- a/read.php
+++ b/read.php
@@ -140,14 +140,14 @@ function clean_str($str) {
             //we can only do png and jpg
             if (strpos($image_url, ".jpg") || strpos($image_url, ".jpeg") || strpos($image_url, ".png") === true) {
                 $img_num++;
-                $imgline_html .= " <a href='image.php?i=" . $image_url . "'>[$img_num]</a> ";
+                $imgline_html .= ' <a href="image.php?i=' . $image_url . '">[$img_num]</a> ';
             }
         endforeach;
         if($img_num>0) {
             echo  $imgline_html ;
         }
     ?></small></p>
-    <?php if($error_text) { echo "<p><font color='red'>" . $error_text . "</font></p>"; } ?>
+    <?php if($error_text) { echo '<p><font color="red">' . $error_text . '</font></p>'; } ?>
     <p><font size="4"><?php echo $readable_article;?></font></p>
  </body>
  </html>
\ No newline at end of file