function ClearMe (Ctarget, defaultval) {
 if (Ctarget.value == defaultval) Ctarget.value = '';
}
function CheckMe (Ctarget, defaultval) {
 if (Ctarget.value == '') Ctarget.value = defaultval;
}

function updateTimer(timerID) {
 timer_remaining = (12*60)-((timer_current+timer_offset)-timer_start);
 if (timer_remaining<0) timer_remaining = 0;
 timer_remaining_minutes = Math.floor(timer_remaining/60);
 timer_remaining_seconds = timer_remaining%60;
 if (timer_remaining_minutes<10) timer_remaining_minutes = '0'+timer_remaining_minutes;
 if (timer_remaining_seconds<10) timer_remaining_seconds = '0'+timer_remaining_seconds;
 document.getElementById(timerID).innerHTML = timer_remaining_minutes + ":" + timer_remaining_seconds;
 timer_offset++;
}

function postlang (langcode) {
 document.langform.lang.value = langcode;
}