function initMoving01(target, position, topLimit, btmLimit) {
 if (!target)
  return false;
 var obj = target;
 obj.initTop = position;
 obj.topLimit = topLimit;
 obj.bottomLimit = document.documentElement.scrollHeight - btmLimit;
 obj.style.position = "absolute";
 obj.top = obj.initTop;
 obj.left = obj.initLeft;
 if (typeof(window.pageYOffset) == "number") {
  obj.getTop = function() {
   return window.pageYOffset;
  }
 } else if (typeof(document.documentElement.scrollTop) == "number") {
  obj.getTop = function() {
   return document.documentElement.scrollTop;
  }
 } else {
  obj.getTop = function() {
   return 0;
  }
 }
 if (self.innerHeight) {
  obj.getHeight = function() {
   return self.innerHeight;
  }
 } else if(document.documentElement.clientHeight) {
  obj.getHeight = function() {
   return document.documentElement.clientHeight;
  }
 } else {
  obj.getHeight = function() {
   return 500;
  }
 }
 obj.move = setInterval(function() {
  if (obj.initTop > 0) {
   pos = obj.getTop() + obj.initTop;
  } else {
   pos = obj.getTop() + obj.getHeight() + obj.initTop;
   //pos = obj.getTop() + obj.getHeight() / 2 - 15;
  }
  if (pos > obj.bottomLimit)
   pos = obj.bottomLimit;
  if (pos < obj.topLimit)
   pos = obj.topLimit;
  interval = obj.top - pos;
  obj.top = obj.top - interval / 3;
  obj.style.top = obj.top + "px";
 }, 30)
}

/**/
function displayLayer(val){
	var obj = document.getElementById("layer_0"+ val);
	var btn = document.getElementById("btn_0"+ val);
			
	if(obj.style.display == "block"){
		obj.style.display = "none";	
		btn.src = "/images/common/btn/btn_unfold.gif";
		}else{
			obj.style.display = "block";
			btn.src = "/images/common/btn/btn_fold.gif";
	}
			
}

/*leftmenu*/
function mainmenu(){
$(" #nav li span ").css({display: "block"}); // Opera Fix
$(" #nav li span ul ").css({display: "none"}); // Opera Fix
$(" #nav li").hover(function(){
		$(this).find('ul:first').css({visibility: "visible",display: "none"}).show(400);
		},function(){
		$(this).find('ul:first').css({visibility: "hidden"});
		});
}