//普通产品目录



var aaa = document.getElementsByTagName('div');

	for(i=0;i<aaa.length;i++)
	{
		if(aaa[i].id.indexOf('submenu_')>-1)		
		{
			aaa[i].style.display = 'none';
		}
	}	
function showsubmenu(sid)
{
	var aaa = document.getElementsByTagName('div');
	for(i=0;i<aaa.length;i++)
	{		
		if(aaa[i].id=='submenu_'+sid)
		{
		   var bbb = document.getElementById("submenu_" + sid );
	       if(bbb.style.display=='')
		      bbb.style.display='none';
		   else
		      bbb.style.display='';
		}
		else if(aaa[i].id.indexOf('submenu_')>-1)
		{
		    aaa[i].style.display = 'none'
		}
	}	
	;
}



//普通产品滚动

 var speed=25//速度数值越大速度越慢
  demo2.innerHTML=demo1.innerHTML
  function Marquee()
  {
  if(demo2.offsetWidth-demo.scrollLeft<=0)
  demo.scrollLeft-=demo1.offsetWidth
  else
  {
  demo.scrollLeft++
  }
  }
  var MyMar=setInterval(Marquee,speed)
  demo.onmouseover=function() 
  {
  clearInterval(MyMar)
  }
  demo.onmouseout=function() 
  {
  MyMar=setInterval(Marquee,speed)
  }