var ie = (document.all);
var ns = (document.layers);
var ns6 = (!document.all && document.getElementById);
var breite = 1024;
var hoehe = 768;
var lyr = new Array("steine", "eisen", "holz");
if (ie) {
var lyr_pos = new Array(284, 188, 92);
var menu_oben = 144;
} else if (ns) {
var lyr_pos = new Array(292, 198, 104);
var menu_oben = 166;
} else if (ns6) {
var lyr_pos = new Array(284, 188, 92);
var menu_oben = 156;
} else {
var lyr_pos = new Array(284, 188, 92);
var menu_oben = 144;
}
var lyr_hoehe = new Array(320, 269, 195);
var lyr_breite = new Array(175, 175, 175);
var lyrAktiv = "";
var x, y, lyrX, lyrY, lyrHeight, lyrWidth = 0;
function positionieren() {
for (i = 0; i < lyr.length; i++) {
get_size();
if (lyr[i] != '') {
if (ie) {
var moved = eval('document.all.' + lyr[i] + '.style');
} else if (ns) {
var moved = document.layers[lyr[i]];
} else if (ns6) {
var moved = document.getElementById(lyr[i]);
moved = moved.style;
}
}
breite = breite / 2;
hoehe = hoehe / 2;
var posi_links = breite - lyr_pos[i];
var posi_oben = hoehe - menu_oben;
moved.left = parseInt(posi_links);
moved.top = parseInt(posi_oben);
}
window.onresize = neu_positionieren;
}
function neu_positionieren(Event) { positionieren(); }
function get_size() {
if (ie) {
breite = document.body.clientWidth;
hoehe = document.body.clientHeight;
} else if (ns) {
breite = window.innerWidth;
hoehe = window.innerHeight;
} else if (ns6) {
breite = window.innerWidth;
hoehe = window.innerHeight;
}
}
function showLyr(lyrNum) {
hide_all_lyr();
if (ie) {
var moved = eval('document.all.' + lyr[lyrNum] + '.style');
moved.visibility = "visible";
} else if (ns) {
var moved = document.layers[lyr[lyrNum]];
moved.visibility = "show";
} else if (ns6) {
var moved = document.getElementById(lyr[lyrNum]);
moved.style.visibility = "visible";
}
lyrAktiv = lyr[lyrNum];
get_size();
posi_links = breite / 2 - lyr_pos[lyrNum];
posi_oben = hoehe / 2 - menu_oben;
lyrX = parseInt(posi_links);
lyrY = parseInt(posi_oben) - 26;
lyrWidth = lyr_breite[lyrNum];
lyrHeight = lyr_hoehe[lyrNum] + 26;
if (ns) document.captureEvents(Event.MOUSEMOVE);
document.onmousemove = mouse_move;
}
function mouse_move(e) {
if (ie) {
x = parseInt(event.clientX);
y = parseInt(event.clientY);
} else if (ns || ns6) {
x = e.pageX;
y = e.pageY;
}
linx = parseInt(lyrX);
oben = parseInt(lyrY);
rechts = parseInt(lyrX + lyrWidth);
unten = parseInt(lyrY + lyrHeight);
if (x < linx || x > rechts || y < oben || y > unten) hideLyr(lyrAktiv);
}
function hideLyr(lyrName) {
if (ie) {
var moved = eval('document.all.' + lyrName + '.style');
moved.visibility = "hidden";
} else if (ns) {
var moved = document.layers[lyrName];
moved.visibility = "hide";
} else if (ns6) {
var moved = document.getElementById(lyrName);
moved.style.visibility = "hidden";
}
}
function hide_all_lyr() { for (i = 0; i < lyr.length; i++) hideLyr(lyr[i]); }
function popup_detail(bild) {
var w = window.open('','fenster','width=256,height=256');
with (w.document) {
open();
write('');
write('');
write(' ');
write(' |
');
close();
}
w.self.focus();
}
var agt = navigator.appVersion;
if (ie && agt.substr(agt.indexOf("MSIE") + 5, 3) > 5) {
document.write("");
}