// Adaptado de "Interactive Character limit for textarea"
// http://www.ajaxray.com/blog/2007/11/09/interactive-character-limit-for-textarea-using-jquery/
function limitchar( textid, limit, infodiv ) {
	var text = $('#'+textid).val();
	var textlength = text.length;
	if( textlength > limit ) {
		//$('#' + infodiv).html('You cannot write more then '+limit+' characters!');
		$( '#'+textid ).val( text.substr( 0, limit ) );
		return false;
	}
	else {
		$('#' + infodiv + ' span').html( limit - textlength );
		$('#' + infodiv + ' span').css('padding-left', '18px').css('font-size', '12px').css('color', '#6FA821').css('font-weight', 'bold');
		return true;
	}
}