var mmOpenContainer = null;
var mmOpenMenus = null;
var mmHideMenuTimer = null;

function MM_menuStartTimeout(hideTimeout) {
    mmHideMenuTimer = setTimeout("MM_menuHideMenus()", hideTimeout);
}

function MM_menuHideMenus() {
    MM_menuResetTimeout();
    if(mmOpenContainer) {
        var c = $(mmOpenContainer);
        /*c.style.visibility = "inherit";*/
        c.style.display = "block";
        mmOpenContainer = null;
    }
    if( mmOpenMenus ) {
        $A(mmOpenMenus).each(Element.hide);
        mmOpenMenus = null;
    }
}

function MM_menuHideSubmenus(menuName) {
    if( mmOpenMenus ) {
        var h = false;
        var c = 0;
        mmOpenMenus.each( function(s) {
            if( h ) {
                alert(s);
                $(s).hide();
            } else if( s == menuName ) {
                h = true;
            } else {
                c++;
            }
        });
        mmOpenMenus.length = c+1;
    }
}

function MM_menuOverMenuItem(menuName, subMenuSuffix) {
    MM_menuResetTimeout();
    MM_menuHideSubmenus(menuName);
    if( subMenuSuffix ) {
        var subMenuName = "" + menuName + "_" + subMenuSuffix;
        MM_menuShowSubMenu(subMenuName);
    }
}

function MM_menuShowSubMenu(subMenuName) {
    MM_menuResetTimeout();
    var e = $(subMenuName);
    /*e.style.visibility = "inherit";*/
    e.style.display = "block";
    if( !mmOpenMenus ) {
        mmOpenMenus = new Array;
    }
    mmOpenMenus[mmOpenMenus.length] = "" + subMenuName;
}

function MM_menuResetTimeout() {
    if (mmHideMenuTimer) clearTimeout(mmHideMenuTimer);
    mmHideMenuTimer = null;
}

function MM_menuShowMenu(containName, menuName, xOffset, yOffset, triggerName) {
    MM_menuHideMenus();
    MM_menuResetTimeout();
    MM_menuShowMenuContainer(containName, xOffset, yOffset, triggerName);
    MM_menuShowSubMenu(menuName);
}

function MM_menuShowMenuContainer(containName, x, y, triggerName) {
    var c = $(containName);
    var s = c.style;
    /*s.visibility = "inherit";*/
    s.display = "block";

    mmOpenContainer = "" + containName;
}


/* --------------------------- */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function hledat(val){
    document.location("/hledat/?conds[0][value]="+val);
}

function toggle_hidden(element) {
     //var srcElement = $(element);
     var srcElement = document.getElementById(element);

     if(srcElement != null) {
        if(srcElement.style.display == "block") {
           srcElement.style.display= 'none';
        }
        else {
               srcElement.style.display='block';
        }
        return false;
     }
}