function pct(id)
	{
		var x = (screen.width-455)/2;
		var y = (screen.height-650)/2;
		window.open("pct.php?fn=ref/"+id+".jpg","referencje","left="+x+",top="+y+",width=455,height=650,scrollbars=no,toolbar=no");
	}
	
	function pctcc(id)
	{
		var x = (screen.width-599)/2;
		var y = (screen.height-825)/2;
		window.open("pct.php?fn=pimg/cert"+id+".jpg","referencje","left="+x+",top="+y+",width=599,height=825,scrollbars=no,toolbar=no");
	}
	
	function pctc(id)
	{
		var x = (screen.width-425)/2;
		var y = (screen.height-618)/2;
		window.open("pct.php?fn=pimg/cert"+id+".gif","referencje","left="+x+",top="+y+",width=425,height=618,scrollbars=no,toolbar=no");
	}
	function pctr(id)
	{
		var x = (screen.width-340)/2;
		var y = (screen.height-450)/2;
		window.open("real/pct.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=340,height=450,scrollbars=no,toolbar=no");
	}
	function pcto(id)
	{
		var x = (screen.width-193)/2;
		var y = (screen.height-256)/2;
		window.open("pct.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=193,height=256,scrollbars=no,toolbar=no");
	}
	function pctf(id)
	{
		var x = (screen.width-500)/2;
		var y = (screen.height-377)/2;
		window.open("pct.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=500,height=377,scrollbars=no,toolbar=no");
	}
	
	function pctg(id)
	{
	         var x = (screen.width-462)/2;
	         var y = (screen.height-346)/2;
	         window.open("real/pct.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=448,height=336,scrollbars=no,toolbar=no");
      }
      function pctge(id)
	{
	         var x = (screen.width-346)/2;
	         var y = (screen.height-462)/2;
	         window.open("real/pct.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=448,height=336,scrollbars=no,toolbar=no");
      }
      
      function pckr(id)
	{
	         var x = (screen.width-369)/2;
	         var y = (screen.height-276)/2;
	         window.open("krakow/pckr.php?fn="+id+".jpg","referencje","left="+x+",top="+y+",width=370,height=277,scrollbars=no,toolbar=no");
      }
      
      function hide_popup() {
     e = document.getElementById('id');
     e.style.display = 'none';
   }