//各频道统计信息滚动

var scrollElem;
var stopscroll;
var stoptime;
var preTop;
var leftElem;
var currentTop;
var marqueesHeight;
function marque(width,height,marqueName,marqueCName){
	try{
	  marqueesHeight = height;
	  stopscroll     = false;

	  scrollElem = document.getElementById(marqueName);
	  with(scrollElem){
		style.width     = width;
		style.height    = marqueesHeight;
		style.overflow  = 'hidden';
		noWrap          = true;
	  }

	  scrollElem.onmouseover = new Function('stopscroll = true');
	  scrollElem.onmouseout  = new Function('stopscroll = false');

	  preTop     = 0; 
	  currentTop = 0; 
	  stoptime   = 0;

	  leftElem = document.getElementById(marqueCName);
	  scrollElem.appendChild(leftElem.cloneNode(true));
		  
	  init_srolltext();

	}catch(e) {}
}
function init_srolltext(){
  scrollElem.scrollTop = 0;
  setInterval('scrollUp()', 19);
}

function scrollUp(){
  if(stopscroll) return;
  currentTop += 1;
  if(currentTop == marqueesHeight+1) {
    stoptime += 1;
    currentTop -= 1;
    if(stoptime == (marqueesHeight)*4) {//停顿时间
      currentTop = 0;
      stoptime = 0;
    }
  }else{

    preTop = scrollElem.scrollTop;
    scrollElem.scrollTop += 1;
    if(preTop == scrollElem.scrollTop){
      scrollElem.scrollTop = marqueesHeight;
      scrollElem.scrollTop += 1;
    }
  }
}

var scrollElem2;
var stopscroll2;
var stoptime2;
var preTop2;
var leftElem2;
var currentTop2;
var marqueesHeight2;
function marque2(width,height,marqueName,marqueCName){
	try{
	  marqueesHeight2 = height;
	  stopscroll2     = false;

	  scrollElem2 = document.getElementById(marqueName);
	  with(scrollElem2){
		style.width     = width;
		style.height    = marqueesHeight2;
		style.overflow  = 'hidden';
		noWrap          = true;
	  }

	  scrollElem2.onmouseover = new Function('stopscroll2 = true');
	  scrollElem2.onmouseout  = new Function('stopscroll2 = false');

	  preTop2     = 0; 
	  currentTop2 = 0; 
	  stoptime2   = 0;

	  leftElem2 = document.getElementById(marqueCName);
	  scrollElem2.appendChild(leftElem2.cloneNode(true));
		  
	  init_srolltext2();

	}catch(e) {}
}
function init_srolltext2(){
  scrollElem2.scrollTop = 0;
  setInterval('scrollUp2()', 19);
}

function scrollUp2(){
  if(stopscroll2) return;
  currentTop2 += 1;
  if(currentTop2 == marqueesHeight2+1) {
    stoptime2 += 1;
    currentTop2 -= 1;
    if(stoptime2 == (marqueesHeight2)*5) {//停顿时间
      currentTop2 = 0;
      stoptime2 = 0;
    }
  }else{

    preTop2 = scrollElem2.scrollTop;
    scrollElem2.scrollTop += 1;
    if(preTop2 == scrollElem2.scrollTop){
      scrollElem2.scrollTop = marqueesHeight2;
      scrollElem2.scrollTop += 1;
    }
  }
}

function switchTab(_this,tabid,curr)
{
   //自身样式
    for (var i=1;i<5;i++)
   {
       document.getElementById("tdDiv" + i).className = "zh_gd4_1";
   }
    document.getElementById("tdDiv" + curr).className = "zh_gd3";
    //内容部分
   document.getElementById(tabid).innerHTML = document.getElementById(tabid + curr).innerHTML;
}