function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function setintro(type) {
var intro = '';
var bPosition = '';
if(type == 'doing') {
intro = '小笨熊,用一句话记录自己生活中的点点滴滴';
bPosition = '0';
} else if(type == 'mtag') {
intro = '小笨熊,创建自己的小圈子,与大家交流感兴趣的话题';
bPosition = '175px';
} else if(type == 'pic') {
intro = '小笨熊,上传照片,分享生活中的精彩瞬间';
bPosition = '55px';
} else if(type == 'app') {
intro = '小笨熊,与好友一起玩转游戏和游戏,增加好友感情';
bPosition = '118px';
} else {
intro = '小笨熊,马上注册,与好友分享日志,照片,一起玩转游戏';
bPosition = '0';
}
$('guest_intro').innerHTML = intro + '......';
$('guest_intro').style.backgroundPosition = bPosition + ' 100%'
}
function scrollPic(e, LN, Width, Price, Speed) {
id = e.id;
if(LN == 'Last'){ scrollNum = Width; } else if(LN == 'Next'){ scrollNum = 0 - Width; }
scrollStart = parseInt(e.style.marginLeft, 10);
scrollEnd = parseInt(e.style.marginLeft, 10) + scrollNum;

MaxIndex = (e.getElementsByTagName('li').length / Price).toFixed(0);
sPicMaxScroll = 0 - Width * MaxIndex;

if(scrollStart == 0 && scrollEnd == Width){
scrollEnd = -1806;
e.style.marginLeft = parseInt(e.style.marginLeft, 10) - Speed + 'px';
} else if(scrollStart == sPicMaxScroll + Width && scrollEnd == sPicMaxScroll){
scrollEnd = 0;
e.style.marginLeft = parseInt(e.style.marginLeft, 10) + Speed + 'px';
}
scrollShowPic = setInterval(scrollShow, 1);

function scrollShow() {
if(scrollStart > scrollEnd) {
if(parseInt(e.style.marginLeft, 10) > scrollEnd) {
$(id + '_last').onclick = function(){ return false; };
$(id + '_next').onclick = function(){ return false; };
e.style.marginLeft = parseInt(e.style.marginLeft, 10) - Speed + 'px';
} else {
clearInterval(scrollShowPic);
$(id + '_last').onclick = function(){ scrollPic(e, 'Last', Width, Price, Speed);return false; };
$(id + '_next').onclick = function(){ scrollPic(e, 'Next', Width, Price, Speed);return false; };
}
} else {
if(parseInt(e.style.marginLeft, 10) < scrollEnd) {
$(id + '_last').onclick = function(){ return false; };
$(id + '_next').onclick = function(){ return false; };
e.style.marginLeft = parseInt(e.style.marginLeft, 10) + Speed + 'px';
} else {
clearInterval(scrollShowPic);
$(id + '_last').onclick = function(){ scrollPic(e, 'Last', Width, Price, Speed);return false; };
$(id + '_next').onclick = function(){ scrollPic(e, 'Next', Width, Price, Speed);return false; };
}
}
}
}
function scrollShowNav(e, Width, Price, Speed) {
id = e.id;
$(id + '_last').onclick = function(){ scrollPic(e, 'Last', Width, Price, Speed);return false; };
$(id + '_next').onclick = function(){ scrollPic(e, 'Next', Width, Price, Speed);return false; };

}
function getUserTip(obj) {
var tipBox = $('usertip_box');
tipBox.childNodes[0].innerHTML = '<strong>' + obj.rel + ':<\/strong> ' + obj.rev + '...';

var showLeft;
if(obj.parentNode.offsetLeft > 730) {
showLeft = $('showuser').offsetLeft + obj.parentNode.offsetLeft - 148;
tipBox.childNodes[0].style.right = 0;
} else {
tipBox.childNodes[0].style.right = 'auto';
showLeft = $('showuser').offsetLeft + obj.parentNode.offsetLeft;
}
tipBox.style.left = showLeft + 'px';

var showTop; 
if(obj.className == 'uonline') {
showTop = $('showuser').offsetTop + obj.parentNode.offsetTop - tipBox.childNodes[0].clientHeight;
} else {
showTop = $('showuser').offsetTop + obj.parentNode.offsetTop + 48;
}
tipBox.style.top = showTop + 'px';

tipBox.style.visibility = 'visible';
}