function onload_function(){
	startScroll();
}
//show pictures
function show(a){
	picSrc = a.getElementsByTagName("img")[0].src;
	count = picSrc.lastIndexOf(".");
	houzhui = picSrc.substr(0,count);
	rename = picSrc.substr(0,count) + "_b" + picSrc.substr(count,picSrc.length)
	document.getElementById("img").innerHTML = "<img src=" + rename + " />";
}
//scroll pictures
var timer=null;
function scrollpictures(n){
	var cons=document.getElementById("cons");
	width = document.getElementById("cons").getElementsByTagName("img").length * 186;
	cons.style.width=width + "px";
	var myAlbumGroups=document.getElementById("pics");
	myAlbumGroups.scrollLeft+=n;
	timer=setTimeout("scrollpictures("+n+")",40);
}
function stopScroll(){
	clearTimeout(timer);
}
function startScroll(){
	scrollpictures(1);
}