function setCookie(name,value,expires,path,domain,secure) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
}

// struts-menu
/* This function is used to get cookies */
function getCookie(name) {
	var prefix = name + "="
	var start = document.cookie.indexOf(prefix)

	if (start==-1) {
		return null;
	}

	var end = document.cookie.indexOf(";", start+prefix.length)
	if (end==-1) {
		end=document.cookie.length;
	}

	var value=document.cookie.substring(start+prefix.length, end)
	return unescape(value);
}

// struts-menu
/* This function is used to delete cookies */
function deleteCookie(name,path,domain) {
  if (getCookie(name)) {
    document.cookie = name + "=" +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

function toggleMenuDisplay(menu,level) {
 var cookieName = "menu-" + menu.id;
 if (menu.style.display == 'none') {
 for(i=1;document.getElementById('menu'+i)!=undefined;i++){
 if(level==2&&menu.id.indexOf(document.getElementById('menu'+i).id)!=-1){
 document.getElementById('menu'+i).style.display='block';
 }else{
 document.getElementById('menu'+i).style.display='none';
 setCookie("menu-"+document.getElementById('menu'+i).id,'none');
 }
 for(j=1;document.getElementById('menu'+i+j)!=undefined;j++){
 document.getElementById('menu'+i+j).style.display='none';
 setCookie("menu-"+document.getElementById('menu'+i+j).id,'none');
 }
 }
 menu.style.display='block';
 setCookie(cookieName,'block');
 } else{
 menu.style.display='none';
 setCookie(cookieName,'none');  }
 }
function closeMenu(){
 for(i=1;document.getElementById('menu'+i)!=undefined;i++){
 document.getElementById('menu'+i).style.display='none';
 setCookie("menu-"+document.getElementById('menu'+i).id,'none');
 for(j=1;document.getElementById('menu'+i+j)!=undefined;j++){
 document.getElementById('menu'+i+j).style.display='none';
 setCookie("menu-"+document.getElementById('menu'+i+j).id,'none');
 }
 }
 }
 
function openWindow(URL, param) {
    window.open(URL, 'obrazek', 'status=no,toolbar=no,resizable=no'+param);
}