is->items["l_node][$i]"]==$current_node)) {//his parent use left point
$this->items["l_node][$i]"]=-1;
}
$this->count=$this->count-2;
$this->m_l_r_list($i);
}//if left child and right child have been visited up to his parent node
if(($this->items["l_node][$i]"]!=-1)&&($this->items["r_node][$i]"]!=-1)) {
echo "<table><tr><td>";
for ($k=0;$k<$this->count;$k++) { echo " ";}
echo "<img id=image".$i." src=../../\"c.gif\" onclick=outliner() style=\"cursor:hand\" child=\"".$i."all\" name=\"name_".$i."all\">";
echo "<a href=../../\"main.php?d_id=".$this->items["d_id][$i]"]."\" target=\"rightframe\">".$this->items["node_value][$i]"]."</a>";
//echo $this->items["node_value][$i]"];
echo " <a href=http://www.dvbbs.net/tech/php/addnode.php?id=".$this->items["d_id][$i]"]." target=\"rightframe\"><font size=2 color=red>add</font></a>";
echo " <a href=http://www.dvbbs.net/tech/php/delnode.php?id=".$this->items["d_id][$i]"]."><font size=2 color=red>del&l
$this->items["l_node][$i]"]=-1;
}
$this->count=$this->count-2;
$this->m_l_r_list($i);
}//if left child and right child have been visited up to his parent node
if(($this->items["l_node][$i]"]!=-1)&&($this->items["r_node][$i]"]!=-1)) {
echo "<table><tr><td>";
for ($k=0;$k<$this->count;$k++) { echo " ";}
echo "<img id=image".$i." src=../../\"c.gif\" onclick=outliner() style=\"cursor:hand\" child=\"".$i."all\" name=\"name_".$i."all\">";
echo "<a href=../../\"main.php?d_id=".$this->items["d_id][$i]"]."\" target=\"rightframe\">".$this->items["node_value][$i]"]."</a>";
//echo $this->items["node_value][$i]"];
echo " <a href=http://www.dvbbs.net/tech/php/addnode.php?id=".$this->items["d_id][$i]"]." target=\"rightframe\"><font size=2 color=red>add</font></a>";
echo " <a href=http://www.dvbbs.net/tech/php/delnode.php?id=".$this->items["d_id][$i]"]."><font size=2 color=red>del&l
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