Dom节点对象转化为字符串

function nodeToString ( node ) {   var tmpNode = document.createElement( "div" );   tmpNode.appendChild( node.cloneNode( true ) );   var str = tmpNode.innerHTML;   tmpNode = node = null; // prevent memory leaks in IE   return str;}var escapedStr = nodeToString( node ).replace( "<" , "<" ).replace( ">" , ">");outputNode.innerHTML += escapedStr;

//http://stackoverflow.com/questions/4239587/create-string-from-htmldivelement