function ShowarticleContenthuadong(id)
	{
		for (var i = 0;i < 4;i++)
		{
			var articlenavhuadong = document.getElementById("articlenavhuadong" + i);
			var articlecontenthuadong = document.getElementById("articlecontenthuadong" + i);
			if (i == id)
			{
				articlenavhuadong.className = 'china_xianshi';
				articlecontenthuadong.style.display = "";
			}
			else
			{
				articlenavhuadong.className = 'china_xianshi_current';
				articlecontenthuadong.style.display = "none";
			}
		}
	}