document.execCommand("BackgroundImageCache", false, true);
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_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_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 userLogin()
{
	var uid=document.getElementById("uid");
	if(uid.value==""||document.getElementById("upwd").value=="")
	{
		alert("用户名和密码不为空！");
		uid.focus();
		return false;
	}
	else
	{
		return true;
	}
}
function userreset()
{
	document.getElementById("uid").value="";
	document.getElementById("upwd").value="";

}

function doflash(swf_width,swf_height)
{document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+swf_width+'" height="'+swf_height+'">');
document.write('<param name="movie" value="flash/doflash.swf">');
document.write('<param name="quality" value="high">');
document.write('<param name="allowscriptaccess" value="never">');
document.write('<param name="bgcolor" value="#000000">');
document.write('<param name="menu" value="false">');
document.write('<param name=wmode value="transparent">');
document.write('<param name="FlashVars" value="TitleBgPosition=2&bcastr_file='+files+'&bcastr_link='+links+'&bcastr_title='+texts+'">');
document.write('<embed src="flash/doflash.swf" wmode="opaque" FlashVars="TitleBgPosition=1&bcastr_file='+files+'&bcastr_link='+links+'&bcastr_title='+texts+'&menu="false" quality="high" width="'+swf_width+'" height="'+swf_height+'" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
document.write('</object>')
}
 

function changeImage()
{
    
       if (i >= chars.length) {i = 0;}  
      
      
       //document.getElementById("fo").innerHTML="<a href='"+links[i]+"'><img id=\"focus\" width=\"386\" src='"+chars[i]+"'/></a>";
     
     
     //alert((ttt+1)+"---"+chars.length)
         onthis((i+1),chars.length)    
       i++;
       
	   rapidChange()
 
        
}

function rapidChange()
{
    setTimeout(changeImage,3000);
}

 
 


function onthis(num,t){
    
for(ii=1;ii<t+1;ii++){
 
 
 var menu=document.getElementById("n"+ii);
 var menua=document.getElementById("a"+ii);
 //alert("n"+num);

 menu.className=ii==num?"right fns":"right fn";
  
  menua.style.display=ii==num?"block":"none";
 
}
 
 

}
 
//          var chars = ["images/img0.jpg","images/img1.jpg","images/img2.jpg","images/img3.jpg"];
//          var links=["soft_1.html","soft_1.html","soft_1.html","article_76.html",]
          var i = 1;