function findPos(obj,leftOffset) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft-leftOffset,curtop+41];
}


var thisMenu = new Object;
var lastMenu = new Object;
timers = new Array();


menuArray = new Array('sheetmusicmenu','musicedmenu');

function showmenu(theNavDiv,theTargetMenu,leftOffset,timerID){

//for (m = 0; m < menuArray.length; menu++){
clearTimeout(timers[timerID]);
//}

//alert(menuArray[0]);


//alert(theNavDiv + ' ' + theTargetMenu);

//alert('mouse over');
	

theDLmenu = document.getElementById(theTargetMenu);


theMenuDivObj = new Object();
theMenuDivObj = document.getElementById(theNavDiv);

menuArray = findPos(theMenuDivObj,leftOffset);

theDLmenu.style.left = menuArray[0] + "px";
theDLmenu.style.top = menuArray[1] + "px";
//alert(theDLmenu.offsetLeft);


theDLmenu.style.visibility = "visible";


}

function hidemenu(theTargetMenu,timerID){

thisMenu = theTargetMenu;

timers[timerID] = setTimeout("clearmenu(thisMenu)",500);


}

function clearmenu(theMenuDiv){

theDLmenu = document.getElementById(theMenuDiv);
theDLmenu.style.left = "-200px";
theDLmenu.style.top = "125px";
theDLmenu.style.visibility = "hidden";

}

nsdom = (document.layers) ? true:false;
iedom = (document.all) ? true:false;

function getWindowWidth() 
{
    winW = (nsdom) ? window.outerWidth : screen.width;
    return winW;		
}

function getWindowHeight() 
{
    winH = (nsdom) ? window.outerHeight : screen.Availheight;
    return winH;		
}


function popIt(theFile,wName,windowW,windowH,scrolling){

    bWidth = getWindowWidth();
    bHeight = getWindowHeight();

    bTop = (nsdom) ? this.window.screenY : 0;
    bLeft = (nsdom) ? this.window.screenX : 0;

    popLeft = ((bWidth - windowW)/2) + bLeft;
    popTop = ((bHeight - windowH)/2) + bTop;

    if (wName == null)
    {
        wName = 'pop';
    }
    if (scrolling == null){
    scrolling = "auto";
    }
    var popWindow = window.open(theFile,wName,'width='+windowW+',height='+windowH+',top='+popTop+',left='+popLeft+',scrollbars='+scrolling+',statusbar=no,toolbar=no,resizable=yes');
    popWindow.focus();
}

function loadParent(theUrl){

	if (top.opener != null){
		top.opener.location.href = theUrl;
		opener.focus();
	}else{
		
		popWin(theUrl);
	}
	
	this.window.close();
	
}




function nobots(){

document.forms[0].nobots.value = "1";

}