function ShowPicture(whichPicture) {
		var objShowedPicture = eval("document.ShowedPicture");
		var objNewPicture = eval("picture" + whichPicture);
		objShowedPicture.src = objNewPicture.src;
}

function ZoomPicture(thePicture) {
	window.open("auto_zoom.asp?NomeFile="+thePicture, "zoom", "toolbar=0, location=0, status=0, directories=0, scrollbars=0, resizable=yes, menubar=0, width=840, height=640, top=10, left=40");
}

function PopUp_Center(url, name, width, height, scrollbars) 
{
  var str = "height=" + height + ",innerHeight=" + height;
  str += ",width=" + width + ",innerWidth=" + width;

  if (window.screen) 
		{
			var ah = screen.availHeight - 30;
			var aw = screen.availWidth - 10;
			var xc = (aw - width) / 2;
			var yc = (ah - height) / 2;

			str += ",left=" + xc + ",screenX=" + xc;
			str += ",top=" + yc + ",screenY=" + yc;
			str += ",scrollbars= " + scrollbars + ",resizable=no,status=no";
  }

  window.open(url, name, str).focus();
}