function ScrollUp() {
  parent.main.scrollBy(0,-5);
}

function StartScrollUp() {
  ScrollAction = window.setInterval("ScrollUp()", 10);
}

function ScrollDown() {
  parent.main.scrollBy(0,5);
}

function StartScrollDown() {
  ScrollAction = window.setInterval("ScrollDown()", 10);
}

function StopScroll() {
  window.clearInterval(ScrollAction);
}

function ToTop() {
  parent.main.scrollTo(0,0); 
}

function ToBottom() {
  parent.main.scrollTo(0,10000); 
}

function fullscreen(url) {
  w = screen.availWidth-10;
  h = screen.availHeight-50;
  features = "width="+w+",height="+h;
  features += ",left=0,top=0,screenX=0,screenY=0,,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=0,status=0,toolbar=0";
  window.open(url, "", features);
}

function newscreen(url) {
  features = "width=550,height=400,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}

function newscreen2(url) {
  features = "width=650,height=510,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=0,status=0,toolbar=0";
  window.open(url, "", features);
}

function newscreen3(url) {
  features = "width=650,height=510,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}

function newscreen4(url) {
  features = "width=750,height=510,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}
function briefscreen(url) {
  features = "width=620,height=400,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}

function rainbowscreen(url) {
  features = "width=450,height=550,menubar=0,fullscreen=0,resizable=0,location=0,scrollbars=0,status=0,toolbar=0";
  window.open(url, "", features);
}
function fotobox(url) {
  features = "width=500,height=400,menubar=0,fullscreen=0,resizable=0,location=0,scrollbars=0,status=0,toolbar=0";
  window.open(url, "", features);
}

function fotobox_tento(url) {
  features = "width=500,height=350,menubar=0,fullscreen=0,resizable=0,location=0,scrollbars=0,status=0,toolbar=0";
  window.open(url, "", features);
}

function jubscreen(url) {
  features = "width=750,height=550,menubar=1,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}

function vergroot(url) {
  features = "width=500,height=550,menubar=0,fullscreen=0,resizable=0,location=0,scrollbars=1,status=0,toolbar=0";
  window.open(url, "", features);
}

function back() {
  parent.history.go(-1)
}

function forward() {
  parent.history.go(1)
}

function print() {
  window.print()
}

function save() {
  parent.main.document.execCommand('SaveAs')
}