function strstr (haystack, needle, bool) {
    // Finds first occurrence of a string within another  
    // 
    // version: 1003.2411
    // discuss at: http://phpjs.org/functions/strstr    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: Onno Marsman
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // *     example 1: strstr('Kevin van Zonneveld', 'van');
    // *     returns 1: 'van Zonneveld'    // *     example 2: strstr('Kevin van Zonneveld', 'van', true);
    // *     returns 2: 'Kevin '
    // *     example 3: strstr('name@example.com', '@');
    // *     returns 3: '@example.com'
    // *     example 4: strstr('name@example.com', '@', true);    // *     returns 4: 'name'
    var pos = 0;
    
    haystack += '';
    pos = haystack.indexOf( needle );    if (pos == -1) {
        return false;
    } else{
        if (bool){
            return haystack.substr( 0, pos );        } else{
            return haystack.slice( pos );
        }
    }
};

var url = window.location.href;
var cmb_text = "";

if(strstr(url,'/it/') != ''){
    cmb_text = '<form name="frmLang" action="/cambia_lingua.php" method="post"><select name="cmblingua" id="lingua" onchange="document.frmLang.txtlang.value=document.frmLang.cmblingua.value;document.frmLang.submit()"><option value="it" selected="yes">Italiano (Italian)</option><option value="en">English</option><option value="cr">Hrvatski (Croatian)</option><option value="ru">Русский (Russian)</option><option value="ar">العربية (Arabic)</option></select><script type="text/javascript">document.write(\'<input type="hidden" name="txturi" value="' + window.location.href + '" />\');</script><input type="hidden" name="txtlang" value="" /></form>'; 
}
else if(strstr(url,'/en/') != ''){
    cmb_text = '<form name="frmLang" action="/cambia_lingua.php" method="post"><select name="cmblingua" id="lingua" onchange="document.frmLang.txtlang.value=document.frmLang.cmblingua.value;document.frmLang.submit()"><option value="it">Italiano (Italian)</option><option value="en" selected="yes">English</option><option value="cr">Hrvatski (Croatian)</option><option value="ru">Русский (Russian)</option><option value="ar">العربية (Arabic)</option></select><script type="text/javascript">document.write(\'<input type="hidden" name="txturi" value="' + window.location.href + '" />\');</script><input type="hidden" name="txtlang" value="" /></form>';
}
else if(strstr(url,'/cr/') != ''){
    cmb_text = '<form name="frmLang" action="/cambia_lingua.php" method="post"><select name="cmblingua" id="lingua" onchange="document.frmLang.txtlang.value=document.frmLang.cmblingua.value;document.frmLang.submit()"><option value="it">Italiano (Italian)</option><option value="en">English</option><option value="cr" selected="yes">Hrvatski (Croatian)</option><option value="ru">Русский (Russian)</option><option value="ar">العربية (Arabic)</option></select><script type="text/javascript">document.write(\'<input type="hidden" name="txturi" value="' + window.location.href + '" />\');</script><input type="hidden" name="txtlang" value="" /></form>';
}
else if(strstr(url,'/ru/') != ''){
    cmb_text = '<form name="frmLang" action="/cambia_lingua.php" method="post"><select name="cmblingua" id="lingua" onchange="document.frmLang.txtlang.value=document.frmLang.cmblingua.value;document.frmLang.submit()"><option value="it">Italiano (Italian)</option><option value="en">English</option><option value="cr">Hrvatski (Croatian)</option><option value="ru" selected="yes">Русский (Russian)</option><option value="ar">العربية (Arabic)</option></select><script type="text/javascript">document.write(\'<input type="hidden" name="txturi" value="' + window.location.href + '" />\');</script><input type="hidden" name="txtlang" value="" /></form>';
}
else if(strstr(url,'/ar/') != ''){
    cmb_text = '<form name="frmLang" action="/cambia_lingua.php" method="post"><select name="cmblingua" id="lingua" onchange="document.frmLang.txtlang.value=document.frmLang.cmblingua.value;document.frmLang.submit()"><option value="it">Italiano (Italian)</option><option value="en">English</option><option value="cr">Hrvatski (Croatian)</option><option value="ru">Русский (Russian)</option><option value="ar" selected="yes">العربية (Arabic)</option></select><script type="text/javascript">document.write(\'<input type="hidden" name="txturi" value="' + window.location.href + '" />\');</script><input type="hidden" name="txtlang" value="" /></form>';
}