// JavaScript Document
function teselv(i){
	ziyouxing(i);
}
function ziyouxing(i){
	switch(i){
		
			case 1:
				document.getElementById("teselv1").style.display="block";
				document.getElementById("ziyouxing2").style.display="none";
				break;
			case 2:
				document.getElementById("teselv1").style.display="none";
				document.getElementById("ziyouxing2").style.display="block";
				break;
				}
            }