/**
##
#	Project: PHPDISK File Storage Solution
#	This is NOT a freeware, use is subject to license terms.
#
#	Site: http://www.phpdisk.com
#
#	$Id: menu.js 7 2010-08-24 01:26:46Z along $
#
#	Copyright (C) 2008-2010 PHPDisk Team. All Rights Reserved.
#
##
*/
function on_menu(parent, child, position, showtype){
	var p = g(parent);
	var c = g(child);
	
	p["_parent"]     = p.id;
	c["_parent"]     = p.id;
	p["_child"]      = c.id;
	c["_child"]      = c.id;
	p["_position"]   = position;
	c["_position"]   = position;
	
	c.style.position   = "absolute";
	c.style.visibility = "hidden";
	p.style.cursor = 'pointer';
	
	if(showtype == 'click'){
		p.onclick     = _on_click;
		p.onmouseout  = _on_hide;
		c.onmouseover = _on_show;
		c.onmouseout  = _on_hide;
	}else{
		p.onmouseover = _on_show;
		p.onmouseout  = _on_hide;
		c.onmouseover = _on_show;
		c.onmouseout  = _on_hide;
	}
}

function _on_show_event(parent, child){
	var p = g(parent);
	var c = g(child);
	
	var ph = p.offsetHeight;
	var pw = p.offsetWidth;
	var pl = p.offsetLeft;
	var pt = p.offsetTop;
	
	var ch = c.offsetHeight;
	var cw = c.offsetWidth;
	var cl = c.offsetLeft;
	var ct = c.offsetTop;
	
	var top,left;
	
	if(c["_position"]=="-x"){top=0;left=-cw-2;}
	if(c["_position"]=="-y"){top=-ch+2;left=0;}
	if(c["_position"]=="x"){top=0;left=pw+2;}
	if(c["_position"]=="y"){top=ph+2;left=0;}
	
	for (; p; p = p.offsetParent){
		top  += p.offsetTop;
		left += p.offsetLeft;
	}
	
	c.style.position   = "absolute";
	c.style.top        = top +'px';
	c.style.left       = left+'px';
	c.style.visibility = "visible";
}
function _on_show(){
	var p = g(this["_parent"]);
	var c = g(this["_child" ]);
	
	_on_show_event(p.id, c.id);
	clearTimeout(c["at_timeout"]);
}
function _on_hide(){
	var p = g(this["_parent"]);
	var c = g(this["_child" ]);
	
	c["at_timeout"] = setTimeout("g('"+c.id+"').style.visibility = 'hidden'", 100);
}
function _on_click(){
	var p = g(this["_parent"]);
	var c = g(this["_child" ]);
	
	if (c.style.visibility != "visible") _on_show_event(p.id, c.id); else c.style.visibility = "hidden";
	return false;
}