//Ê×ҳͼƬת»»
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];}
}

window.onLoad=function(){MM_preloadImages('images/2_s.jpg','images/3_s.jpg','images/4_s.jpg','images/1_s.jpg');}


//ͼƬä¯ÀÀ
function movstar(a,time){
movx=setInterval("mov("+a+")",time)
}
function movover(){
clearInterval(movx)
}
function mov(a){
scrollx=new_date.document.body.scrollLeft
scrolly=new_date.document.body.scrollTop
scrollx=scrollx+a
new_date.window.scroll(scrollx,scrolly)
}
function o_down(theobject){
object=theobject
/*
while(object.filters.alpha.opacity>60){
object.filters.alpha.opacity+=-10}
*/
}

function o_up(theobject){
object=theobject
/*
while(object.filters.alpha.opacity<100){
object.filters.alpha.opacity+=10}
*/
}

function wback(){
if(new_date.history.length==0){window.history.back()}
else{new_date.history.back()}
}