function emoticon(smiley) {
	var txtarea = document.comments_form.text;
	smiley = ' ' + smiley + ' ';
	if (txtarea.createTextRange && txtarea.caretPos) {
		var caretPos = txtarea.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? smiley + ' ' : smiley;
		txtarea.focus();
	} else {
		txtarea.value  += smiley;
		txtarea.focus();
	}
}