function addkeyw()
{
    document.itemfrm.keywords.focus();
    if (document.itemfrm.keys.value == "0")
	return;
    if (document.selection && document.selection.createRange) { // ie
	sel = document.selection.createRange();
        sel.text= document.itemfrm.keys.value+", ";
    } else { // Mozilla
	document.itemfrm.keywords.value += document.itemfrm.keys.value + ", ";
    }
}