/**
 * Batyr
 *
 * Kontakt - funkcje pomocnicze JavaScript
 *
 **/

function wyslij_form()
{
	if (form.temat.value == "" && form.email.value == "")
	{
		alert("Proszę wprowadzić temat i e-mail/telefon");
		form.temat.focus();
	}
	else if (form.temat.value == "")
	{
		alert("Proszę wprowadzić temat");
		form.temat.focus();
	}
	else if (form.email.value == "")
	{
		alert("Proszę wprowadzić e-mail/telefon");
		form.email.focus();
	}
	else
	{
		form.submit();
	}
}

function checkEnter(event)
{ 	
	NS4 = (document.layers) ? true : false;
	var code = 0;
	
	if (NS4)
		code = event.which;
	else
		code = event.keyCode;
	if (code==13)
	{
		event.keyCode = 0;
		return 1;
	}
	return 0;
}

function winopen(plik, w, h, scroll) 
{

	if(window.screen) {
	  aw=screen.availwidth;
	  ah=screen.availheight;
	}else{
	  aw=640;
	  ah=450;
	}
	 ustawienia=
	 "left="+(aw-w)/2+","
	 +"top="+(ah-h)/2+","
	 +"screenX="+(aw-w)/2+","
	 +"screenY="+(ah-h)/2+","
	 +"width="+w+","
	 +"height="+h+","
	 +"toolbar=no,"
	 +"location=no,"
	 +"directories=no,"
	 +"status=no,"
	 +"menubar=no,"
	 +"scrollbars="+scroll+","
	 +"name="+plik+","
	 +"resizable=no"
	 noweokno=window.open(plik,
	 	('o_' + Math.random (100)).replace ('.','_'),
	 	ustawienia);
	 return noweokno;
}

function popupImage(obrazek, szerokosc, wysokosc) {
	if(window.screen) {
	  aw=screen.availwidth;
	  ah=screen.availheight;
	}else{
	  aw=640;
	  ah=450;
	}
	config = 'toolbar=no,location=no,directories=no,status=no,menubar=no';
	config += ',width=' + szerokosc + ',height=' + wysokosc + ',scrollbars=no,resizable=no';
	config += ',left='+(aw-szerokosc)/2+',top='+(ah-wysokosc)/2+',screenX='+(aw-szerokosc)/2+',screenY='+(ah-wysokosc)/2;
	pop = window.open ("","Powiększenie",config);
	pop.document.write('<body bgcolor=#FFFFF leftmargin=0 topmargin=0 marginwidth=0 marginheight=0>');
	pop.document.write('<head><title>Powiększenie</title></head>');
	pop.document.write("<img src="+ obrazek + " onClick='window.close();' onMouseOver=\"this.style.cursor='hand'\" title='Zamknij'>");
	pop.document.write('</body>');
	pop.document.close();
}


