var w3c = (document.getElementById) ?true:false;
var iex = (document.all)            ?true:false;
var ns4 = (document.layers)         ?true:false;
var supported = (w3c || iex)        ?true:false;

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() { //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 MM_showHideLayers() { //v6.0
  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 showHideLayersAtMouse() { //v6.0
  var i,p,v,obj,args=showHideLayersAtMouse.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; 
     if(iex){
         mx  = window.event.clientX+document.body.scrollLeft;
         my  = window.event.clientY+document.body.scrollTop;
     }
     else if (w3c){
         mx  = evt.pageX+window.pageXOffset;
         my  = evt.pageY+window.pageYOffset;
     }
   }
   obj.visibility=v;
   obj.left = mx-60;
   obj.top  = my+15;
  }
} 

function changeClass(i,c){
 if(document.all) document.all(i).className=c;
 else if(document.getElementById)
  document.getElementById(i).className=c; 
}

function expandDiv(what) {
  if ((obj=MM_findObj(what))!=null) {
  	obj.style.visibility = (obj.style.visibility == "visible"?'hidden':'visible')
  }
}

function showObj(what) {obj=MM_findObj(what); obj.style.display = 'block';}
function hideObj(what) {obj=MM_findObj(what); obj.style.display = 'none';}

function dropMenu() {
		args=dropMenu.arguments;
		obj=MM_findObj(args[0])
		obj.style.visibility = (args[1]) ? "visible" : "hidden";
}
function MM_ShowLayers() { //v6.0
  var i,p,v,obj,args=MM_ShowLayers.arguments;
  for (i=0; i<args.length; i++) 
	if ((obj=MM_findObj(args[i]))!=null) {
	  if (obj.style) { obj.style.display = "block"; }
    }
}

function MM_HideLayers() { //v6.0
  var i,p,v,obj,args=MM_HideLayers.arguments;
  for (i=0; i<args.length; i++) 
	if ((obj=MM_findObj(args[i]))!=null) {
	  if (obj.style) { obj.style.display = "none"; }
    }
}

function MM_nbGroup(event, grpName) { //v6.0
  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])? args[i+1] : img.MM_up);
      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") {
    nbArr = document[grpName];
    if (nbArr)
      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])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}