diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 3631a6509ee..b59fbc9f03e 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -4599,10 +4599,11 @@ abstract class CommonObject
     * @param string        $mode           Show output (view) or input (edit) for extrafield
     * @param array         $params         Optional parameters
     * @param string        $keyprefix      Prefix string to add into name and id of field (can be used to avoid duplicate names)
+    * @param string        $keysuffix      Prefix string to add into name and id of field (can be used to avoid duplicate names)
     *
     * @return string
     */
-	function showOptionals($extrafields, $mode='view', $params=null, $keyprefix='')
+	function showOptionals($extrafields, $mode='view', $params=null, $keyprefix='', $keysuffix='')
 	{
 		global $_POST, $conf, $langs, $action;
 
@@ -4630,12 +4631,12 @@ abstract class CommonObject
 
 				switch($mode) {
 					case "view":
-						$value=$this->array_options["options_".$key];
+						$value=$this->array_options["options_".$key.$keyprefix];
 						break;
 					case "edit":
-						$getposttemp = GETPOST('options_'.$key, 'none');				// GETPOST can get value from GET, POST or setup of default values.
+						$getposttemp = GETPOST($keysuffix.'options_'.$key.$keyprefix, 'none');				// GETPOST can get value from GET, POST or setup of default values.
 						// GETPOST("options_" . $key) can be 'abc' or array(0=>'abc')
-						if (is_array($getposttemp) || $getposttemp != '' || GETPOSTISSET('options_'.$key))
+						if (is_array($getposttemp) || $getposttemp != '' || GETPOSTISSET($keysuffix.'options_'.$key.$keyprefix))
 						{
 							if (is_array($getposttemp)) {
 								// $getposttemp is an array but following code expects a comma separated string
@@ -4675,12 +4676,12 @@ abstract class CommonObject
 					// Convert date into timestamp format (value in memory must be a timestamp)
 					if (in_array($extrafields->attribute_type[$key],array('date','datetime')))
 					{
-						$value = isset($_POST["options_".$key])?dol_mktime($_POST["options_".$key."hour"], $_POST["options_".$key."min"], 0, $_POST["options_".$key."month"], $_POST["options_".$key."day"], $_POST["options_".$key."year"]):$this->db->jdate($this->array_options['options_'.$key]);
+						$value = GETPOSTISSET($keysuffix.'options_'.$key.$keyprefix)?dol_mktime(GETPOST($keysuffix.'options_'.$key.$keyprefix."hour",'int',3), GETPOST($keysuffix.'options_'.$key.$keyprefix."min",'int',3), 0, GETPOST($keysuffix.'options_'.$key.$keyprefix."month",'int',3), GETPOST($keysuffix.'options_'.$key.$keyprefix."day",'int',3), GETPOST($keysuffix.'options_'.$key.$keyprefix."year",'int',3)):$this->db->jdate($this->array_options['options_'.$key]);
 					}
 					// Convert float submited string into real php numeric (value in memory must be a php numeric)
 					if (in_array($extrafields->attribute_type[$key],array('price','double')))
 					{
-						$value = isset($_POST["options_".$key])?price2num($_POST["options_".$key]):$this->array_options['options_'.$key];
+						$value = GETPOSTISSET($keysuffix.'options_'.$key.$keyprefix)?price2num(GETPOST($keysuffix.'options_'.$key.$keyprefix,'int',3)):$this->array_options['options_'.$key];
 					}
 
 					$labeltoshow = $langs->trans($label);
diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index 43af66e51e7..2ea2447f5bc 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -899,15 +899,15 @@ class ExtraFields
 		{
 			$tmp=explode(',',$size);
 			$newsize=$tmp[0];
-			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" maxlength="'.$newsize.'" value="'.$value.'"'.($moreparam?$moreparam:'').'>';
+			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" maxlength="'.$newsize.'" value="'.$value.'"'.($moreparam?$moreparam:'').'>';
 		}
 		elseif ($type == 'varchar')
 		{
-            $out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" maxlength="'.$size.'" value="'.dol_escape_htmltag($value).'"'.($moreparam?$moreparam:'').'>';
+            $out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" maxlength="'.$size.'" value="'.dol_escape_htmltag($value).'"'.($moreparam?$moreparam:'').'>';
 		}
 		elseif (in_array($type, array('mail', 'phone', 'url')))
 		{
-			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
+			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
 		}
 		elseif ($type == 'text')
 		{
@@ -923,21 +923,21 @@ class ExtraFields
 			} else {
 				$checked=' value="1" ';
 			}
-			$out='<input type="checkbox" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" '.$checked.' '.($moreparam?$moreparam:'').'>';
+			$out='<input type="checkbox" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" '.$checked.' '.($moreparam?$moreparam:'').'>';
 		}
 		elseif ($type == 'price')
 		{
 			if (!empty($value)) {		// $value in memory is a php numeric, we format it into user number format.
 				$value=price($value);
 			}
-			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> '.$langs->getCurrencySymbol($conf->currency);
+			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> '.$langs->getCurrencySymbol($conf->currency);
 		}
 		elseif ($type == 'double')
 		{
 			if (!empty($value)) {		// $value in memory is a php numeric, we format it into user number format.
 				$value=price($value);
 			}
-			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> ';
+			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> ';
 		}
 		elseif ($type == 'select')
 		{
@@ -948,7 +948,7 @@ class ExtraFields
 				$out.= ajax_combobox($keysuffix.'options_'.$key.$keyprefix, array(), 0);
 			}
 
-			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'').'>';
+			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'').'>';
 			$out.='<option value="0">&nbsp;</option>';
 			foreach ($param['options'] as $key => $val)
 			{
@@ -970,7 +970,7 @@ class ExtraFields
 				$out.= ajax_combobox($keysuffix.'options_'.$key.$keyprefix, array(), 0);
 			}
 
-			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'').'>';
+			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'').'>';
 			if (is_array($param['options']))
 			{
 				$param_list=array_keys($param['options']);
@@ -1140,7 +1140,7 @@ class ExtraFields
 			$out='';
 			foreach ($param['options'] as $keyopt => $val)
 			{
-				$out.='<input class="flat '.$showsize.'" type="radio" name="'.$keysuffix.'options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'');
+				$out.='<input class="flat '.$showsize.'" type="radio" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" '.($moreparam?$moreparam:'');
 				$out.=' value="'.$keyopt.'"';
 				$out.=' id="'.$keysuffix.'options_'.$key.$keyprefix.'_'.$keyopt.'"';
 				$out.= ($value==$keyopt?'checked':'');
@@ -1316,7 +1316,7 @@ class ExtraFields
                         if ($object->element == 'societe') $valuetoshow=$object->name;  // Special case for thirdparty because ->ref is not name but id (because name is not unique)
                     }
                 }
-                $out.='<input type="text" class="flat '.$showsize.'" name="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$valuetoshow.'" >';
+                $out.='<input type="text" class="flat '.$showsize.'" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$valuetoshow.'" >';
 			}
 			else
 			{
@@ -1327,7 +1327,7 @@ class ExtraFields
 		elseif ($type == 'password')
 		{
 			// If prefix is 'search_', field is used as a filter, we use a common text field.
-			$out='<input type="'.($keysuffix=='search_'?'text':'password').'" class="flat '.$showsize.'" name="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
+			$out='<input type="'.($keysuffix=='search_'?'text':'password').'" class="flat '.$showsize.'" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
 		}
 		if (!empty($hidden)) {
 			$out='<input type="hidden" value="'.$value.'" name="'.$keysuffix.'options_'.$key.$keyprefix.'" id="'.$keysuffix.'options_'.$key.$keyprefix.'"/>';