function grin(tag,id) {
    	var myField;
    	tag = ' ' + tag + ' ';
		if (id) {
			id="-" + id;
		}
        if (document.getElementById('comment_text' + id) && document.getElementById('comment_text' + id).type == 'textarea') {
    		myField = document.getElementById('comment_text' + id);
    	} else {
    		return false;
    	}
    	if (document.selection) {
    		myField.focus();
    		sel = document.selection.createRange();
    		sel.text = tag;
    		myField.focus();
    	}
    	else if (myField.selectionStart || myField.selectionStart == '0') {
    		var startPos = myField.selectionStart;
    		var endPos = myField.selectionEnd;
    		var cursorPos = endPos;
    		myField.value = myField.value.substring(0, startPos)
    					  + tag
    					  + myField.value.substring(endPos, myField.value.length);
    		cursorPos += tag.length;
    		myField.focus();
    		myField.selectionStart = cursorPos;
    		myField.selectionEnd = cursorPos;
    	}
    	else {
    		myField.value += tag;
    		myField.focus();
    	}
    }
    
    function moreSmilies() {
    	document.getElementById('wp-smiley-more').style.display = 'inline';
    	document.getElementById('wp-smiley-toggle').innerHTML = '<a href="javascript:lessSmilies()">&laquo;&nbsp;less</a></span>';
    }
    
    function lessSmilies() {
    	document.getElementById('wp-smiley-more').style.display = 'none';
    	document.getElementById('wp-smiley-toggle').innerHTML = '<a href="javascript:moreSmilies()">more&nbsp;&raquo;</a>';
    }