function textCounter(field,countfield,maxlimit){
	if (field.value.length > maxlimit) field.value=field.value.substring(0,maxlimit);
	else countfield.value = maxlimit - field.value.length;
}
function showHide(id){
	display = document.getElementById('t'+id).style.display;
	document.getElementById('t'+id).style.display = (display=='' ? 'none' : '');
	document.getElementById('p'+id).src='img/tr'+(display=='' ? '' : 'open')+'.gif';
}