// JavaScript Document
/*
    函数名称: Scroll
    Scroll(obj, h, s)
    参数说明:
        obj,[object]  id值或对象.     必需
          h,[height]  展开后的高度.   可选(默认为200px)
          s,[speed]   展开速度,值越小展开速度越慢. 可选(默认为1.2){建议取值为1.1到2.0之间[例如:1.17]}.
    函数返回值:
        true    展开(对象的高度等于展开后的高度)
        false   关闭(对象的高度等于原始高度)
*/
function Scroll(obj, h, s){
    if(obj == undefined){return false;}
    var h = h || 200;
    var s = s || 1.2;
    var obj = typeof(obj)=="string"?document.getElementById(obj):obj;
    //var status = obj.getAttribute("status")==null;
    var oh = parseInt(obj.offsetHeight);
    obj.style.height = oh;
    obj.style.display = "block";
 obj.style.overflow = "hidden";
    if(obj.getAttribute("oldHeight") == null){
        obj.setAttribute("oldHeight", oh);
    }else{
        var oldH = Math.ceil(obj.getAttribute("oldHeight"));
    }
    var reSet = function(){
        
            if(oh < h){
                oh = Math.ceil(h-(h-oh)/s);
                obj.style.height = oh+"px";
            }else{
               //obj.setAttribute("status",false);
                window.clearInterval(IntervalId);
            }
        }
   
    var IntervalId = window.setInterval(reSet,10);
 return status;
}
/*window.onload= function(){
    document.getElementById('detail').onclick = function(){
        Scroll('detail', 300, 1.3);
    }
    document.getElementById('text').onclick = function(){
        Scroll('text');
    }
}
*/

function ScrollOut(obj, h){
    if(obj == undefined){return false;}
    var h = h;
    var obj = typeof(obj)=="string"?document.getElementById(obj):obj;
    var status = obj.getAttribute("status")==null;
	var oh = parseInt(obj.offsetHeight);
	//alert(oh);
	
    obj.style.height = oh;
    obj.style.display = "block";
 obj.style.overflow = "hidden";
   /* if(obj.getAttribute("oldHeight") == null){
        obj.setAttribute("oldHeight", oh);
		
		
    }else{
        var oldH = Math.ceil(obj.getAttribute("oldHeight"));
		 alert(oldH);
    }*/
    var reSet = function(){
        
            if(oh <=h&&oh>0){
			oh=oh-20;
                //oh = Math.ceil(h-oh*0.5)/s;
			   //alert(oh);
			   if(oh>=0)
			   {
                obj.style.height = oh +"px";}
				else
				{
					obj.style.height = 0 +"px";
					}
				//alert(obj.style.height);
            }else{
                //obj.setAttribute("status",false);
                window.clearInterval(IntervalId);
				
            }
      
    }
    var IntervalId = window.setInterval(reSet,10);
 //return status;
}



/* 切换标签 */
function setTab(name,condiv,cursel,n){ 
		for(i=1;i<=n;i++){ 
		var menu=document.getElementById(name+i); 
		var con=document.getElementById(condiv+"_"+name+"_"+i); 
		menu.className=i==cursel?"hover":"normal"; 
		con.style.display=i==cursel?"block":"none"; 
		} 
		} 

function setTabAuto(name,condiv,cursel,n){ 
		for(i=1;i<=n;i++){ 
		var menu=document.getElementById(name+i); 
		var con=document.getElementById(condiv+"_"+name+"_"+i); 
		menu.className=i==cursel?"hover":"normal"; 
		con.style.display=i==cursel?"block":"none"; 
		} 
		}