function setRollOverImg(index, obj){
	var pic = new Image();
	pic.src = index;
	obj.src = pic.src;
}

function changeNews(t){
	if(t == "1"){
		document.getElementById("newsimage").src="./image/news.jpg";
		document.getElementById("news_body").src = "./news/index1.html";
	}else if(t == "2"){
		document.getElementById("newsimage").src="./image/news2.jpg";
		document.getElementById("news_body").src = "./news/index2.html";
	}else if(t == "3"){
		document.getElementById("newsimage").src="./image/news3.jpg";
		document.getElementById("news_body").src = "./news/index3.html";
	}else if(t == "4"){
		document.getElementById("news_body").src = "./news/index4.html";
	}
}