/*********************************************************

	File name : NetStars.js
	Functions : required,cooperate with none.htm
	Program   : by NetStars.cn
	Date      : 2004.04.08

*********************************************************/

// prevent from being framed
try{
	if (top.location.hostname!=location.hostname){ // be framed
	top.location.href="http://"+location.hostname; //override frame;
	}
	}catch(e){
	top.location.href="http://"+location.hostname; //override frame;
	}

// shield mouse and keyboard  
    document.oncontextmenu = new Function("return false;") // rightclick
	document.ondragstart = new Function("return false;")   // drag
//	document.onselectstart = new Function("return false;") // select

	function testkey()
	{
		if(event.keyCode==78&&event.ctrlKey) return false; // Shield Ctrl+N
	//	if(event.ctrlKey) return false;   // ctrl
	}
	document.onkeydown = testkey

// shield status
	function nosta(){
		window.status="";
		return true;
	}
	document.onmouseover=nosta;
	document.onmouseout=nosta;
	   
/*********************************************************

	Functions : common scripts
	Program   : by NetStars.cn

*********************************************************/

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_preloadImages() { 
  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_swapImage() { 
  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 MM_swapImgRestore() { 
  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_nbGroup(event, grpName) { 
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

function MM_findObj(n, d) { 
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_changeProp(objName,x,theProp,theValue) { 
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)) eval("obj."+theProp+"='"+theValue+"'");
}

function MM_goToURL() { 
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_jumpMenu(targ,selObj,restore){ 
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_showHideLayers() {
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function hidiv(){ //product a hidden div that can override the select tag
	var hiddendiv;
		hiddendiv = '<div style=\'position:absolute; left:0; top:0; width:100%; height:100%; z-index:-1;  filter: Alpha(Opacity=0);\'>';
		hiddendiv += '<iframe width=100% height=100% src=about:blank frameborder=0 marginwidth=0 marginheight=0></iframe>';
		hiddendiv += '</div>';
	document.write(hiddendiv);
}

/*********************************************************

	Functions : High Level Protection
	Program   : by NetStars.cn

********************************************************
// maintain framesets
   if (window == top){
	   top.location.href = "about:blank"; // redirect to blank,for IE5;
	   window.opener=null;
	   window.close();                 // close window without alert
	}

// title for POP window	
try{	
	if(top.document.title==""){
	top.document.title=document.title;
	}
	}catch(e){}

//this is another MM_openBrWindow Function for Higher Protection
function MM_openBrWindow(theURL,winName,features) { 
	// make the new window into iframe
	// winName: title of new window
	var scrolltype;                    // scroll?
	if(features==""){
		scrolltype="scrolling=auto";
	}else{
		features = features.toLowerCase( );
		ts = /scrollbars=yes/i;
		t = features.search(ts);
		   
		if(t==-1){                        // not found
			scrolltype="scrolling=no"
		}else{                            // found
			scrolltype="scrolling=auto"
		}
	}
	
		var pophtml="<html><head><title></title></head><body leftmargin=0 topmargin=0 marginwidth=0 marginheight=0 scroll=no><iframe frameborder=0 "+scrolltype+" width=100% height=100% src="+theURL+"></iframe></body></html>"
		openbrwindow=window.open('',winName,features);
		openbrwindow.document.write(pophtml);
	//	return false;
}
*/