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// adds a text property that represents the text (nodeValue)
// of a text node. This can be called from a text node *or* an
// element which contains a text node (retrieves the last child)
// making it easy to access text from an element which only
// contains one text node
XMLNode.prototype.text = function(){
var n = this;
if (n.nodeType == 1) n = this.lastChild;
return n;
}
XMLNode.prototype.addProperty("text",
function(){
var n = this.text();
if (n.nodeType == 3) return n.nodeValue;
return "";
},
function(txt){
var n = this.text();
if (n.nodeType == 3) n.nodeValue = txt;
else this.appendChild(new XML().createTextNode(txt));
}
);
