// JavaScript Document

function MM_findObj(n, d) { //v4.0   //查找对象
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0//     //显示/隐藏层
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}


function MM_swapImage() { //v3.0    //图片切换
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}


function Menu_barshow(){      //菜单显示
  var a=Menu_barshow.arguments;
  MM_showHideLayers(a[0],'','show');	
  MM_findObj(a[1]).background="../images/top_bar2.jpg";
}

function Menu_barhide(){      //菜单隐藏
  var a=Menu_barhide.arguments;
  MM_showHideLayers(a[0],'','hide');	
  MM_findObj(a[1]).background="";
}

function Go_url(){    //页面转向另一个页面
	var a=Go_url.arguments;
	location=a[0];
	
}
function Go_open_pro(){    //产品详细信息页面
	var a=Go_open_pro.arguments;
	window.open('show_production.asp?id='+a[0],'','width=466,height=447,top=0,left=0,scrollbars=yes')
	
}

function Go_open_down(){    //下载详细信息页面
	var a=Go_open_down.arguments;
	window.open('down_infor.asp?id='+a[0]+'&dlsort='+a[1],'','width=380,height=320,top=0,left=0,scrollbars=yes')
	
}

//****************************************************************************************************
//双击鼠标滚动屏幕的代码

var currentpos,timer;
function initialize()
{
timer=setInterval ("scrollwindow ()",30);
}
function sc()
{
clearInterval(timer);
}
function scrollwindow()
{
currentpos=document.body.scrollTop;
window.scroll(0,++currentpos);
if (currentpos !=document.body.scrollTop)
sc();
}
document.onmousedown=sc
document.ondblclick=initialize


//双击鼠标滚动屏幕的代码
//****************************************************************************************************