function show(object) {
	if (document.getElementById && document.getElementById(object) != null)
		 node = document.getElementById(object).style.display = 'block';
	else if (document.layers && document.layers[object] != null)
		document.layers[object].display = 'block';
	else if (document.all)
		document.all[object].style.display = 'block';
}

function hide(object) {
	if (document.getElementById && document.getElementById(object) != null)
		 node = document.getElementById(object).style.display = 'none';
	else if (document.layers && document.layers[object] != null)
		document.layers[object].display = 'none';
	else if (document.all)
		 document.all[object].style.display = 'none';
}

function change(id, newClass) {
	identity=document.getElementById(id);
	identity.className=newClass;
}


/* am = "All copy and images on this page is Copwrited to PTP Ltd"; */
/*  */
/* bV  = parseInt(navigator.appVersion) */
/* bNS = navigator.appName=="Netscape" */
/* bIE = navigator.appName=="Microsoft Internet Explorer" */
/*  */
/* function nrc(e) { */
/*    if (bNS && e.which > 1){ */
/*       alert(am) */
/*       return false */
/*    } else if (bIE && (event.button >1)) { */
/*      alert(am) */
/*      return false; */
/*    } */
/* } */
/*  */
/* document.onmousedown = nrc; */
/* if (document.layers) window.captureEvents(Event.MOUSEDOWN); */
/* if (bNS && bV<5) window.onmousedown = nrc; */

 function Open(adres, sw, sh)
 {
   //sw = screen.width;
   //sh = screen.height;

   szer = sw;
   wys  = sh;

   srodek_szer = sw/2;
   srodek_wys  = sh/2;

   lewy = srodek_szer - szer/2;
   gora = srodek_wys  - wys/2;

   config='resizable=yes,scrollbars=yes,menubar=no,width=' + szer +',height='+wys+',top='+ gora + ',left=' + lewy;
   pop = window.open (adres,"pop",config)

 }