Gracias por la ayuda aqui el codigo completo,
Código PHP:
<?php
function qtrans_parseURL($url) {
$r = '!(?:(\w+)://)?(?:(\w+)\:(\w+)@)?([^/:]+)?';
$r .= '(?:\:(\d*))?([^#?]+)?(?:\?([^#]+))?(?:#(.+$))?!i';
preg_match ( $r, $url, $out );
$result = @array(
"scheme" => $out[1],
"host" => $out[4].(($out[5]=='')?'':':'.$out[5]),
"user" => $out[2],
"pass" => $out[3],
"path" => $out[6],
"query" => $out[7],
"fragment" => $out[8]
);
return $result;
}
function qtrans_stripSlashesIfNecessary($str) {
if(1==get_magic_quotes_gpc()) {
$str = stripslashes($str);
}
return $str;
}
function qtrans_insertDropDownElement($language, $url, $id){
global $q_config;
$html ="
var sb = document.getElementById('qtrans_select_".$id."');
var o = document.createElement('option');
var l = document.createTextNode('".$q_config['language_name'][$language]."');
";
if($q_config['language']==$language)
$html .= "o.selected = 'selected';";
$html .= "
o.value = '".addslashes(htmlspecialchars_decode($url, ENT_NOQUOTES))."';
o.appendChild(l);
sb.appendChild(o);
";
return $html;
}
function qtrans_getLanguage() {
global $q_config;
return $q_config['language'];
}
function qtrans_getLanguageName($lang = '') {
global $q_config;
if($lang=='' || !qtrans_isEnabled($lang)) $lang = $q_config['language'];
return $q_config['language_name'][$lang];
}
function qtrans_isEnabled($lang) {
global $q_config;
return in_array($lang, $q_config['enabled_languages']);
}
function qtrans_startsWith($s, $n) {
if(strlen($n)>strlen($s)) return false;
if($n == substr($s,0,strlen($n))) return true;
return false;
}
function qtrans_getAvailableLanguages($text) {
global $q_config;
$result = array();
$content = qtrans_split($text);
foreach($content as $language => $lang_text) {
$lang_text = trim($lang_text);
if(!empty($lang_text)) $result[] = $language;
}
if(sizeof($result)==0) {
// add default language to keep default URL
$result[] = $q_config['language'];
}
return $result;
}
function qtrans_isAvailableIn($post_id, $language='') {
global $q_config;
if($language == '') $language = $q_config['default_language'];
$post = &get_post($post_id);
$languages = qtrans_getAvailableLanguages($post->post_content);
return in_array($language,$languages);
}
function qtrans_convertDateFormatToStrftimeFormat($format) {
$mappings = array(
'd' => '%d',
'D' => '%a',
'j' => '%E',
'l' => '%A',
'N' => '%u',
'S' => '%q',
'w' => '%f',
'z' => '%F',
'W' => '%V',
'F' => '%B',
'm' => '%m',
'M' => '%b',
'n' => '%i',
't' => '%J',
'L' => '%k',
'o' => '%G',
'Y' => '%Y',
'y' => '%y',
'a' => '%P',
'A' => '%p',
'B' => '%K',
'g' => '%l',
'G' => '%L',
'h' => '%I',
'H' => '%H',
'i' => '%M',
's' => '%S',
'u' => '%N',
'e' => '%Q',
'I' => '%o',
'O' => '%O',
'P' => '%s',
'T' => '%v',
'Z' => '%1',
'c' => '%2',
'r' => '%3',
'U' => '%4'
);
$date_parameters = array();
$strftime_parameters = array();
$date_parameters[] = '#%#'; $strftime_parameters[] = '%%';
foreach($mappings as $df => $sf) {
$date_parameters[] = '#(([^%\\\\])'.$df.'|^'.$df.')#'; $strftime_parameters[] = '${2}'.$sf;
}
// convert everything
$format = preg_replace($date_parameters, $strftime_parameters, $format);
// remove single backslashes from dates
$format = preg_replace('#\\\\([^\\\\]{1})#','${1}',$format);
// remove double backslashes from dates
$format = preg_replace('#\\\\\\\\#','\\\\',$format);
return $format;
}
function qtrans_convertFormat($format, $default_format) {
global $q_config;
// check for multilang formats
$format = qtrans_useCurrentLanguageIfNotFoundUseDefaultLanguage($format);
$default_format = qtrans_useCurrentLanguageIfNotFoundUseDefaultLanguage($default_format);
switch($q_config['use_strftime']) {
case QT_DATE:
if($format=='') $format = $default_format;
return qtrans_convertDateFormatToStrftimeFormat($format);
case QT_DATE_OVERRIDE:
return qtrans_convertDateFormatToStrftimeFormat($default_format);
case QT_STRFTIME:
return $format;
case QT_STRFTIME_OVERRIDE:
return $default_format;
}
}
function qtrans_convertDateFormat($format) {
global $q_config;
if(isset($q_config['date_format'][$q_config['language']])) {
$default_format = $q_config['date_format'][$q_config['language']];
} elseif(isset($q_config['date_format'][$q_config['default_language']])) {
$default_format = $q_config['date_format'][$q_config['default_language']];
} else {
$default_format = '';
}
return qtrans_convertFormat($format, $default_format);
}
function qtrans_convertTimeFormat($format) {
global $q_config;
if(isset($q_config['time_format'][$q_config['language']])) {
$default_format = $q_config['time_format'][$q_config['language']];
} elseif(isset($q_config['time_format'][$q_config['default_language']])) {
$default_format = $q_config['time_format'][$q_config['default_language']];
} else {
$default_format = '';
}
return qtrans_convertFormat($format, $default_format);
}
function qtrans_formatCommentDateTime($format) {
global $comment;
return qtrans_strftime(qtrans_convertFormat($format, $format), mysql2date('U',$comment->comment_date), '', $before, $after);
}
function qtrans_formatPostDateTime($format) {
global $post;
return qtrans_strftime(qtrans_convertFormat($format, $format), mysql2date('U',$post->post_date), '', $before, $after);
}
function qtrans_formatPostModifiedDateTime($format) {
global $post;
return qtrans_strftime(qtrans_convertFormat($format, $format), mysql2date('U',$post->post_modified), '', $before, $after);
}
function qtrans_realURL($url = '') {
global $q_config;
return $q_config['url_info']['original_url'];
}
function qtrans_getSortedLanguages($reverse = false) {
global $q_config;
$languages = $q_config['enabled_languages'];
ksort($languages);
// fix broken order
$clean_languages = array();
foreach($languages as $lang) {
$clean_languages[] = $lang;
}
if($reverse) krsort($clean_languages);
return $clean_languages;
}
?>
codigo front
Código PHP:
if($style=='dropdown') {
echo "<script type=\"text/javascript\">\n// <![CDATA[\r\n";
echo "var lc = document.getElementById('".$id."');\n";
echo "var s = document.createElement('select');\n";
echo "s.id = 'qtrans_select_".$id."';\n";
echo "lc.parentNode.insertBefore(s,lc);";
// create dropdown fields for each language
foreach(qtrans_getSortedLanguages() as $language) {
echo qtrans_insertDropDownElement($language, qtrans_convertURL($url, $language), $id);
}
// hide html language chooser text
echo "s.onchange = function() { document.location.href = this.value;}\n";
echo "lc.style.display='none';\n";
echo "// ]]>\n</script>\n";
}
break;
error option select con imagen 
