function makehidden(id){
	document.getElementById(id).style.display = 'none';
}
	
function makevisible(id){
	document.getElementById(id).style.display = 'block';
}

function MM_reloadPage(init) {
  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_jumpMenu(targ,selObj,restore){ //v3.0
	if (targ == 'blank') {
		eval("window.open('" +selObj.options[selObj.selectedIndex].value+"')");	
	} else {
    eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
	}
  if (restore) selObj.selectedIndex=0;
}

//--------------------- solve png-transparency 4 IE ----------------//
function fnLoadPngs()
{
    var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
    var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);

    for (var i = document.images.length - 1, img = null; (img = document.images[i]); i--)
    {
        if (itsAllGood && img.src.match(/\.png$/i) != null)
        {
            var src = img.src;
            img.style.width = img.width + "px";
            img.style.height = img.height + "px";
            img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')"
            img.src = "/_images_/spacer.gif";
        }
        img.style.visibility = "visible";
    }
}


function alphaBackgrounds()
{
    var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
    var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
    
    for (i=0; i<document.all.length; i++)
    {
        var bg = document.all[i].currentStyle.backgroundImage;
        if (itsAllGood && bg)
        {
            if (bg.match(/\.png/i) != null)
            {
                var mypng = bg.substring(5,bg.length-2);
                document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
				// check path of the GIF-File!
                document.all[i].style.backgroundImage = "url('/_images_/spacer.gif')"; 
            }
        }
    }
}


if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent)
{
    document.writeln('<style type="text/css">img { visibility:hidden; } </style>');
    window.attachEvent("onload", fnLoadPngs);
}

if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent)
{
    window.attachEvent("onload", alphaBackgrounds);
}