var
		base=window.location.href.substring(0,1+window.location.href.lastIndexOf("/"))
		var currtn=-2
		var ns=navigator.appName.indexOf("Netscape")>=0
		var ie=navigator.appName.indexOf("Microsoft")>=0
		var bver=0.0
		if (ns)bver=parseFloat(navigator.appVersion)
		else if(ie)
		{
    		    var av=navigator.appVersion
     		   var p=av.indexOf("MSIE ")+5
    		    bver=parseFloat(av.substring(p,p+4))
		}

		var msbug=ie&&bver>3.01
		var winok=ns||(ie&&bver>=4)
		var winc=0
		var fenster=null

		function makewin(url,w,h)
		{
  		      if((""+w).indexOf("undefined")>=0)w=220
 		       if((""+h).indexOf("undefined")>=0)h=420


		if(!winok&&fenster!=null)fenster=window.open("close.htm","popup"+winc,"width=50,height=50,scrollbars=0,resizable=0,status=1,location=0,toolbar=0,directories=0,menubar=0,top=1,left=1")
  		      else if(fenster!=null&&!fenster.closed)fenster.close()
    		    winc++


		fenster=window.open(url,"popup"+winc,"width="+w+",height="+h+",scrollbars=1,resizable=0,status=1,location=0,toolbar=0,directories=0,menubar=0,top=1,left=1")
      		  if(!msbug&&fenster.opener==null)fenster.opener=self
		}