function getElementLeft(elem) {
    xPos = elem.offsetLeft;
    tempEl = elem.offsetParent;
    while (tempEl != null) {
        xPos += tempEl.offsetLeft;
        tempEl = tempEl.offsetParent;
    }
    return xPos;
}

// menuState = null - nothing down
// menuState = 1    - menu waiting to go down, timer active to drop menu down
// menuState = 2    - menu down, no timers active
// menuState = 3    - menu down, timer active to pull back up

var menuState = null;

var elementWillBeDown;
var elementDown;
var menuTimeout;

function HideMenu() {
    elementDown.style.visibility = 'hidden';
    elementDown = null;
    
    ResetMenuTimeout();
    menuState = null;
}

function ShowMenu(name) {
    var el = name + 'menu';
    elementDown = document.getElementById(el);

    if(elementDown != null) {
        var dx;
       if(name == 'drop1')
            dx = 50;
        else if(name == 'drop2')
            dx = 200;

        elementDown.style.left = getElementLeft($('buttons')) + dx + 'px';
        elementDown.style.visibility = 'visible';
        
        ResetMenuTimeout();
        menuTimeout = setTimeout('HideMenu();', 5000);
        menuState = 3;
    }
}

function ResetMenuTimeout() {
    if(menuTimeout != null) {
        clearTimeout(menuTimeout);
    }
    
    menuTimeout = null;
}

function OverMenu() {
    if(menuState == 2 || menuState == 3) {
        ResetMenuTimeout();
        menuState = 2;
    }
}

function LeavingMenu() {
    if(menuState == 2) {
        menuTimeout = setTimeout('HideMenu();', 300);
        menuState = 3;
    }
}

function PopupMenu(name) {
		//alert(menuState);
		//alert(name);
		
    switch(menuState) {
        case null:
             elementWillBeDown = name;
             menuTimeout = setTimeout('ShowMenu(elementWillBeDown);', 100);
             menuState = 1;
            break;
        case 1:
            ResetMenuTimeout();
            ShowMenu(name);
            menuState = 2;
            break;
        case 2:
            HideMenu();
            ShowMenu(name);
            break;
        case 3:
            HideMenu();
            clearTimeout(menuTimeout);
            ShowMenu(name);
            menuState = 2;
            break;
    }
}

function openPopup(url, name, pWidth, pHeight, features) {
    curPopupWindow = window.open(url, name, features, false);
}

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];}
    }