//函数定义

function $0() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }

  return elements;
}


//首页－中部新闻切换
function news(m,n){
        for(var x=1;x<3;x++){
		if(x==m){
		for(var y=1;y<3;y++){
            if(y!=n){
				if($0("news"+x+"_tab"+y)!=null)
				{
	                $0("news"+x+"_tab"+y).className= "index_6_no";
	                $0("news" + x + "_cen" + y).style.display = "none";
	                $0("news" + x + "_a" + y).style.display = "none";
				}
            }
            else{
	            $0("news"+x+"_tab"+y).className= "index_6_yes";
	            $0("news" + x + "_cen" + y).style.display = "block";
	            $0("news" + x + "_a" + y).style.display = "block";
            }
        }
		}
		}
}
//首页－中下部新闻切换
function wd(n){
		for(var y=1;y<6;y++){
            if(y!=n){
				if($0("tab"+y)!=null)
				{
	                $0("tab"+y).className= "index_8_no";
					$0("cen"+y).style.display = "none";
				}
            }
            else{
	            $0("tab"+y).className= "index_8_yes";
				$0("cen"+y).style.display = "block";
            }
        }
}