dd

@@ -539,5 +539,36 @@ function strip_word_html($text, $allowed_tags = '<b><i><sup><sub><em><strong><u>
 
     $text = preg_replace('/(?:width\=\"\d*\")\S/mxi', '>', $text);
     $text = preg_replace('/(?:width\=\"\d*%\")\S/mxi', '>', $text);
+
+    $chr_map = array(
+        // Windows codepage 1252
+        "\xC2\x82" => "'", // U+0082⇒U+201A single low-9 quotation mark
+        "\xC2\x84" => '"', // U+0084⇒U+201E double low-9 quotation mark
+        "\xC2\x8B" => "'", // U+008B⇒U+2039 single left-pointing angle quotation mark
+        "\xC2\x91" => "'", // U+0091⇒U+2018 left single quotation mark
+        "\xC2\x92" => "'", // U+0092⇒U+2019 right single quotation mark
+        "\xC2\x93" => '"', // U+0093⇒U+201C left double quotation mark
+        "\xC2\x94" => '"', // U+0094⇒U+201D right double quotation mark
+        "\xC2\x9B" => "'", // U+009B⇒U+203A single right-pointing angle quotation mark
+     
+        // Regular Unicode     // U+0022 quotation mark (")
+                               // U+0027 apostrophe     (')
+        "\xC2\xAB"     => '"', // U+00AB left-pointing double angle quotation mark
+        "\xC2\xBB"     => '"', // U+00BB right-pointing double angle quotation mark
+        "\xE2\x80\x98" => "'", // U+2018 left single quotation mark
+        "\xE2\x80\x99" => "'", // U+2019 right single quotation mark
+        "\xE2\x80\x9A" => "'", // U+201A single low-9 quotation mark
+        "\xE2\x80\x9B" => "'", // U+201B single high-reversed-9 quotation mark
+        "\xE2\x80\x9C" => '"', // U+201C left double quotation mark
+        "\xE2\x80\x9D" => '"', // U+201D right double quotation mark
+        "\xE2\x80\x9E" => '"', // U+201E double low-9 quotation mark
+        "\xE2\x80\x9F" => '"', // U+201F double high-reversed-9 quotation mark
+        "\xE2\x80\xB9" => "'", // U+2039 single left-pointing angle quotation mark
+        "\xE2\x80\xBA" => "'", // U+203A single right-pointing angle quotation mark
+     );
+     $chr = array_keys  ($chr_map); // but: for efficiency you should
+     $rpl = array_values($chr_map); // pre-calculate these two arrays
+     $text = str_replace($chr, $rpl, html_entity_decode($text, ENT_QUOTES, "UTF-8"));
+
     return $text;
 }