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 GetCookieVal(offset)
//获得Cookie解码后的值
{
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}
function SetCookie(name, value)
//设定Cookie值
{
var expdate = new Date();
var argv = SetCookie.arguments;
var argc = SetCookie.arguments.length;
var expires = (argc > 2) ? argv[2] : null;
var path = (argc > 3) ? argv[3] : null;
var domain = (argc > 4) ? argv[4] : null;
var secure = (argc > 5) ? argv[5] : false;
if(expires!=null) expdate.setTime(expdate.getTime() + ( expires * 1000 ));
document.cookie = name + "=" + escape (value) +((expires == null) ? "" : ("; expires="+ expdate.toGMTString()))
+((path == null) ? "" : ("; path=" + path)) +((domain == null) ? "" : ("; domain=" + domain))
+((secure == true) ? "; secure" : "");
}
function DelCookie(name)
//删除Cookie
{
var exp = new Date();
exp.setTime (exp.getTime() - 1);
var cval = GetCookie (name);
document.cookie = name + "=" + cval + "; expires="+ exp.toGMTString();
}
function GetCookie(name)
//获得Cookie的原始值
{
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen)
{
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
return GetCookieVal (j);
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) break;
}
return null;
}
function showmenu(id)
{
	if (document.getElementById("td"+id).style.display=="block"){
	  document.getElementById("td"+id).style.display="none";
	  document.getElementById("img"+id).src="images/plus.gif";
	  DelCookie("td"+id);
	}else{
	  document.getElementById("td"+id).style.display="block";
	  document.getElementById("img"+id).src="images/minus.gif";
	  SetCookie("td"+id);
	}
}
function showmenu2(id)
{
	if (document.getElementById("tdd"+id).style.display=="block"){
	  document.getElementById("tdd"+id).style.display="none";
	  document.getElementById("imgg"+id).src="images/plus.gif";
	  DelCookie("tdd"+id);
	}else{
	  document.getElementById("tdd"+id).style.display="block";
	  document.getElementById("imgg"+id).src="images/minus.gif";
	  SetCookie("tdd"+id);
	}
}

function click1(e) {
 if (document.all) {
  if (event.button==1||event.button==2||event.button==3) {
   oncontextmenu='return false';
  }
 }
 if (document.layers) {
  if (e.which == 3) {
   oncontextmenu='return false';
  }
 }
}
if (document.layers) {
 document.captureEvents(Event.MOUSEDOWN);
}
document.onmousedown=click1;
document.oncontextmenu = new Function("return false;")




//function DisableCKey() {
//   if(event.keyCode==17)
//     document.selection.clear();
//}
//document.onkeydown=DisableCKey;