// JavaScript Document
// Partywelt
// by Novagraphix - Christian Brauwers

var picture = 0;
var anzahl  = 0;
var bild_array = Array();

function hoverEffect(eID,bild) {
	var button = document.getElementById(eID);	
	var nbild  = new Image();
	nbild.src  = bild;
	button.src = nbild.src;
}

function submitForm(fID) {
	document.forms[fID].submit();	
}

function changePicture(dir) {
	var holder = document.getElementById('bild');
	var ni     = new Image();
	if(dir == '-') {
		if((picture-1) < 0)
			picture = (anzahl-1)
		else
			picture--;
	}
	else {
		if((picture+1) > (anzahl-1))
			picture = 0;
		else
			picture++;
	}
	ni.src     = bild_array[picture];
	holder.src = ni.src;
}