<!--
function changelang(sel)
{
 i = sel.selectedIndex;
 uri = sel[i].value;
 uri_test = uri.search(/www.+/);

 if (uri != "")
 {
 if(uri_test != -1)
 {
 win_extern = window.open('http://'+uri, "hk_extern");
 win_extern.focus();
 }
 else
 {
 window.location.href = uri;
 }
 }
} 
//-->