function ShowPopup(page,name,options)
    {
		window.open(page,name,options);
    }

	function showPopupImg(img_src,pw,ph)
	{
		var sw = screen.availWidth;
		var sh = screen.availHeight;
		var pl = (sw - pw) / 2;
		var pt = (sh - ph) / 2;
		var src = 'show_image.php?src=' + img_src + '&title=Foto';
		window.open(src,'popupas1','resizable=0, scrollbars=0, width=' + pw + ', height=' + ph + ', left=' + pl + ', top=' + pt);
	}

	function showPopupTxt(src,pw,ph,options)
	{
		var sw = screen.availWidth;
		var sh = screen.availHeight;
		var pl = (sw - pw) / 2;
		var pt = (sh - ph) / 2;
		if (options.length > 0) options = options + ', ';
		window.open(src,'popupas2',options + 'width=' + pw + ', height=' + ph + ', left=' + pl + ', top=' + pt);
	}
	
	function showPopupTxtEvents(src,pw,ph,options)
	{
		var sw = screen.availWidth;
		var sh = screen.availHeight;
		var pl = (sw - pw) / 2;
		var pt = (sh - ph) / 2;
		if (options.length > 0) options = options + ', ';
		window.open(src,'popupas3',options + 'width=' + pw + ', height=' + ph + ', left=' + pl + ', top=' + pt);
	}
	
	function events()
	{
		showPopupTxtEvents("events.php",390,600,"scrollbars=yes,dependent=yes,resizable=no,screenX=100,screenY=30");
	}