var galerieFenster = '';

function foto_zeigen(url, titel, breite, hoehe)
{
 hintergrund = document.bgColor;
 max_hoehe = window.screen.height - 40 ;
 max_breite = window.screen.width - 20;
 hoehe += 50;
 breite += 20;
 if (max_hoehe < hoehe)
 {
  hoehe = max_hoehe;
 }
 if (max_breite < breite)
 {
  breite = max_breite;
 }
 opt = "resizable=yes,toolbar=no,height=" + hoehe + ",width=" + breite;
 neuesFenster = open("", "fenster", opt);
 neuesFenster.document.open();

 with (neuesFenster.document)
 {
  write("<HTML><HEAD><TITLE>" + titel + "</title></HEAD>");
  write('<body onblur="window.close()" style="background-color:' + hintergrund + '; color:#000000; margin-top:0px; margin-left:0px;">');
  write('<div style="font-family: Arial, Helvitica, Geneva, Verdana, sans-serif;font-size:83%;margin:5px 10px 5px 10px;"><strong>' + titel + '</strong></div>');
  write('<div style="margin: 0px 10px 0px 10px;"><img src="' + url + '"></div>');
  write('</BODY></HTML>');
 }
 neuesFenster.document.close();
}

//-------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------
function galerieStarten(galId, bildId, breite, hoehe)
{	
	hintergrund = document.bgColor;
	max_hoehe = window.screen.height - 40 ;
	max_breite = window.screen.width - 20;
	hoehe += 110;
	breite += 20;
	if (max_hoehe < hoehe)
	{
		hoehe = max_hoehe;
	}
	if (max_breite < breite)
	{
		breite = max_breite;
	}

	opt = "resizable=yes,toolbar=no,height=" + hoehe + ",width=" + breite;
	var prog = "galerie.php?id=" + bildId;
	galerieFenster = open("", "Galerie", opt);
	
	var formObj = document.getElementById("galerie" + galId);
	var neuSubmit = document.createElement("input");
	neuSubmit.setAttribute("type", "hidden");
	var ggg = "galerie" + galId;
	formObj.appendChild(neuSubmit);
	var aktion = "";
	neuSubmit.setAttribute("name", "galSubmit");
	neuSubmit.setAttribute("value", bildId);
	formObj.submit();
	galerieFenster.focus();

}

//-------------------------------------------------------------------------------------------
// Galerie-Funktionen
//-------------------------------------------------------------------------------------------
function bildVor()
{	
	aktIdx++;
//	alert('aktIdx: ' + aktIdx  + '  ###  bildArray[aktIdx]["file"]' + bildArray[aktIdx]["file"]);
	bildWechseln(aktIdx);
}
//-------------------------------------------------------------------------------------------
function bildBack()
{	
	aktIdx--;
//	alert('aktIdx: ' + aktIdx  + '  ###  bildArray[aktIdx]["file"]' + bildArray[aktIdx]["file"]);
	bildWechseln(aktIdx);}
//-------------------------------------------------------------------------------------------
function bildWechseln(aktIdx)
{	
	var bildObj = document.getElementById("galerieBild");
	var textObj = document.getElementById("galerieText").childNodes[0];
	var naviVorObj = document.getElementById("galerieNaviVor");
	var naviBackObj = document.getElementById("galerieNaviBack");

	bildObj.setAttribute("src", bildArray[aktIdx]["file"]);
	
	textObj.nodeValue = bildArray[aktIdx]["text"];
	
	if (aktIdx > 0) 
	{
		naviBackObj.style.display = "";
	}
	else
	{
		naviBackObj.style.display = "none";
	}
	if (aktIdx < bildArray.length - 1) 
	{
		naviVorObj.style.display = "";
	}
	else
	{
		naviVorObj.style.display = "none";
	}
	var gid = bildArray[aktIdx]["gid"];
    document.getElementById("galerieName").childNodes[0].nodeValue = galerieArray[gid];
}


//-------------------------------------------------------------------------------------------
// Shop-Funktionen
//-------------------------------------------------------------------------------------------
function wechsleBild(name)
{
    var imgBig = document.getElementsByName("bildGross")[0];
    var imgSmall = document.getElementsByName(name)[0];
//    var zwSrc = imgBig.src;
//    var zwAlt = imgBig.alt;
//    var zwTitle = imgBig.title;
    imgBig.src = imgSmall.src;
    imgBig.alt = imgSmall.alt;
    imgBig.title = imgSmall.title;
//    imgSmall.src = zwSrc;
//    imgSmall.alt = zwAlt;
//    imgSmall.title = zwTitle
}
/*
function wechsleBild(name)
{
    var imgBig = document.getElementsByName("bild1")[0];
    var imgSmall = document.getElementsByName(name)[0];
    var zwSrc = imgBig.src;
    var zwAlt = imgBig.alt;
    var zwTitle = imgBig.title;
    imgBig.src = imgSmall.src;
    imgBig.alt = imgSmall.alt;
    imgBig.title = imgSmall.title;
    imgSmall.src = zwSrc;
    imgSmall.alt = zwAlt;
    imgSmall.title = zwTitle
}
*/

