function hideAllDivs (divID) {
	var picDiv = document.getElementById("bgPics");
 	var divArray = picDiv.getElementsByTagName("div");
	var totalDivs = divArray.length;	
	
	for (var i=0; i<totalDivs; i++) {
		var actDiv = divArray[i];
		if (actDiv.id != "noHide") {
			$(actDiv).setStyle('opacity', 0);
			$(actDiv).setStyle('visibilty', 'hidden');	
		}
	}	
}


function fadeDiv(divNr,opacity) {	
	var picDiv = document.getElementById("bgPics");
 	var divArray = picDiv.getElementsByTagName("div");
	var totalDivs = divArray.length;	
	
	for (var i=0; i<totalDivs; i++) {
		var actDiv = divArray[i];	
		if (i == divNr-1 && actDiv != null) {			
			$(actDiv).fade(opacity);			
		}else{			
			$(actDiv).fade(0);
		}
	}		
}





/* Galerie */
function initGallery() {
	var picDiv = document.getElementById("picGallery");
 	var divArray = picDiv.getElementsByTagName("div");
	var totalDivs = divArray.length;		
	
	for (var i=0; i<totalDivs; i++) {
		var actDiv = divArray[i];
		$(actDiv).setStyle('opacity', 0);				
	}	
}

function showGallery(divNr) {	
	$('picGallery').fade(1);
	
	var picDiv = document.getElementById("picGallery");
 	var divArray = picDiv.getElementsByTagName("div");
	var totalDivs = divArray.length;		
	
	for (var i=0; i<totalDivs; i++) {
		var actDiv = divArray[i];	
		if (i == divNr-1 && actDiv != null) {			
			$(actDiv).fade(1);		
		}else{			
			$(actDiv).fade(0);
		}
	}	
}

function hideGallery() {
	$('picGallery').fade(0);
	
	var picDiv = document.getElementById("picGallery");
 	var divArray = picDiv.getElementsByTagName("div");
	var totalDivs = divArray.length;		
	
	for (var i=0; i<totalDivs; i++) {
		var actDiv = divArray[i];				
		$(actDiv).fade(0);		
	}	
}



/* Animaton Ideen */
function startAni() {
	setTimeout( "step("+1+")" ,2000);
}

function step(divNr) {	
	var fadeDiv = "i"+divNr;
	var nextNr = divNr+1;

	if (divNr < 4) {
		$(fadeDiv).fade(1);	
		setTimeout( "step("+ nextNr +")" ,1000);
	} else if (divNr == 4) {
		$(fadeDiv).fade(1);	
		setTimeout( "step("+ nextNr +")" ,3000);		
	} else {		
		$('bgPics').fade(0);		
		setTimeout( "endAni()" ,1000);			
	}
}

function endAni() {
	document.location="leistungen.php";
}


/* StartPic einfaden */
window.addEvent('domready', function() {
	$('startPic').setStyle('opacity', 0);
	$('startPic').set('tween', {duration: 2000}).tween('opacity', 1);
});