//滚动字幕或图片
function doFinish(){ 
	var m =document.getElementById("partner");
	m.scrollAmount = 1;
	m.direction = "up";
}

function doUp(){
	var m =document.getElementById("partner");
	m.scrollAmount = 5;
	m.direction = "up";
}

function doDown(){
	var m =document.getElementById("partner");
	m.scrollAmount = 5;
	m.direction = "down";
}

//二级菜单切换显示
function doHover(className,mainClass){
	$("."+mainClass).hide();
	$("."+className).show();
}
function doMouseOut(className,mainClass){
	$("."+className).hide();
	$("."+mainClass).show();
}