var thisbrowser;
var status=new Object;

function show_prop(tid){
	if(thisbrowser=="NN4"){
		document[tid].display="inline";
	}
	if(thisbrowser=="ie"){
		 document.getElementById(tid).style.display="inline";
	}
	if( thisbrowser=="NN6"){
		document.getElementById(tid).style.display="inline";
	}
}

function unshow_prop(tid){
	if(tid=="")
		return;
	if(thisbrowser=="NN4"){
		document[tid].display="none";
	}
	if(thisbrowser=="ie"){
		document.getElementById(tid).style.display="none";
	}
	if( thisbrowser=="NN6"){
		document.getElementById(tid).style.display="none";
	}
}

if(document.layers){
	thisbrowser="NN4";
}
if(document.all){
	thisbrowser="ie";
}
if(!document.all && document.getElementById){
	thisbrowser="NN6";
}

var isNav,isIE,isMac;
	
if(navigator.appVersion.indexOf("Mac") != -1) isMac = true;

if (parseInt(navigator.appVersion) >= 4) {
	if (navigator.appName == "Netscape") { 
		isNav=true;
	} else {
		isIE=true;
	}
}



var nselected="";
var ndelayed="";

function nav_over(point){
	if(nselected!="")
	{
		if(nselected!=point&&nselected!=nactive)
			unshow_prop(nselected);
	}
	show_prop(point);
	nselected=point;
}

function nav_out(point){
	nselected="";
	if(ndelayed!=""&&ndelayed!=nactive)
		unshow_prop(ndelayed);
	ndelayed=point;
	window.setTimeout("delayed_nav_out();",1000);
}

function delayed_nav_out(point){
	if(nselected=="")
	{
		if(ndelayed!=nactive)
			unshow_prop(ndelayed);
		ndelayed="";
	}
}

function owindow(name,mywidth,myheight){
	if((isMac==true)&&(isIE==true))
	{
		mywidth=mywidth-16;
		myheight=myheight-16;
	}
	window.open('',name,'scrollbars=0,toolbar=0,titlebar=0,status=0,resizable=1,width='+mywidth+',height='+myheight+',left=20,top=20');
}
function MM_findObj(n, d) { //v3.0
  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); 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_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];}}
}