var DDSPEED = 10;
var DDTIMER = 15;
var OFFSET = -1;
var ZINT = 100;
function ddMenu(id,d){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  clearInterval(c.timer);
  
  
  if(d == 1){
  	h.className = "dropdown upperdd_over";
    clearTimeout(h.timer);
    c.style.display = 'block';
    if(c.maxh && c.maxh <= c.offsetHeight){return}
    else if(!c.maxh){
	  
      c.style.left = (h.offsetWidth + OFFSET) + 'px';
      c.style.height = 'auto';
      c.maxh = c.offsetHeight;
      c.style.height = '0px';
    }
	
    ZINT = ZINT + 1;	
	h.style.zIndex = 10000;
    c.style.zIndex = ZINT;
 
	//将其它dl置于底层
	var dl = document.getElementById("techmenu").getElementsByTagName("dl");
	for(var i=0;i<dl.length;i++){
	  	var dt = dl[i].getElementsByTagName("dt")[0];
		var dtId = dt.id
		dtId = dtId.split("-")[0];
		dl[i].style.zIndex = h.style.zIndex-i;		
	}	
	
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }else{
  	h.className = "dropdown upperdd";	
    h.timer = setTimeout(function(){ddCollapse(c)},50);	
  }
  
}

function ddCollapse(c){
  c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}

function cancelHide(id){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  clearTimeout(h.timer);
  clearInterval(c.timer);
 
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }
}

function ddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = Math.round((c.maxh - currh) / DDSPEED);
  }else{
    dist = Math.round(currh / DDSPEED);
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  c.style.opacity = currh / c.maxh;
  c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
  if(currh > (c.maxh - 2) && d == 1){
    clearInterval(c.timer);
  }else if(dist < 1 && d != 1){
    clearInterval(c.timer);
    c.style.display = 'none';
  }
}

//显示地方成果，科技计划

function CPos(x, y)
{
    this.x = x;
    this.y = y;
}

function GetObjPos(ATarget)
{
    var target = ATarget;
    var pos = new CPos(target.offsetLeft, target.offsetTop);
    
    target = target.offsetParent;
    while (target)
    {
        pos.x += target.offsetLeft;
        pos.y += target.offsetTop;
        
        target = target.offsetParent
    }
    
    return pos;
}
function showlayer(obj,hidden_div_id) {
	 img_pos = GetObjPos(obj);
	 
	 var disDiv = document.getElementById(hidden_div_id.replace("hidden_",""));	 
	 pos = GetObjPos(disDiv);
	 
	 hv = document.getElementById(hidden_div_id);
	 
	 /*hv.style.width = disDiv.width;
	 
	 hv.style.left = pos.x-(disDiv.id=='techplan'?0:0);
	 hv.style.top = pos.y-(disDiv.id=='techplan'?1:0);
	 */
	 if( hv.style.display=="inline"){
		 hv.style.display="none";
		// disDiv.style.display="inline"
	 }
	 else{
		 hv.style.display="inline";
		 //disDiv.style.display="none";
	 }
}

function showListCg(fldName,fldValue){
	
	if(document.getElementById("searchCg")!=null)
		document.body.removeChild(document.getElementById("searchCg"));
	
	var form = document.createElement("form");
	form.id="searchCg";
	form.method = "post";
	form.target="_blank";
	form.action="/home/searchcg.jsp";
	document.body.appendChild(form);

	var input = document.createElement("input");
	input.setAttribute("type", "hidden");
	input.setAttribute("name", fldName);
	input.setAttribute("value", fldValue);
	form.appendChild(input);
	form.submit();	
}