//·ÇÖÞjs´úÂë

function ShowarticleContentafrica(id)
	{
		for (var i = 0;i < 4;i++)
		{
			var articlenavafrica = document.getElementById("articlenavafrica" + i);
			var articlecontentafrica = document.getElementById("articlecontentafrica" + i);
			if (i == id)
			{
				articlenavafrica.className = 'xianshi';
				articlecontentafrica.style.display = "";
			}
			else
			{
				articlenavafrica.className = 'xianshi_current';
				articlecontentafrica.style.display = "none";
			}
		}
	}