function showMenuTop(elem, popup) {
	setDisplayPosition(document.getElementById(elem), popup);
	document.getElementById(popup).style.display = 'block';
} 
function hideMenuTop(elem) {
	document.getElementById(elem).style.display = 'none';
} 
// =======================================================================================
// Function to determine Display Position of the Pop Up at the Required Element 
// =======================================================================================
function setDisplayPosition(elem, popup) {
	var target = elem;
	var selectedPosX = -10;
    var selectedPosY = 0;
    var scroll = 0;
    
    if(!target)
    	return;

	// Get width and height of element
	var targetHeight = target.offsetHeight;
    var targetWidth = target.offsetWidth; // not used

	// Go through DOM tree and obtain relative positions
	// of all elements wrt their parent elements
	while(target != null)
	{
	   	selectedPosX += target.offsetLeft;
		selectedPosY += target.offsetTop;

		// Get Scroll Offset of Any Elements that are not the Main Window		
		if ( target.offsetTop > 0 ) {
		    scroll += target.scrollTop;
		} 
		target = target.offsetParent;
	}
	//scroll = scroll - document.scrollTop;
	// Get the annotation span, set its position and display
	display = document.getElementById(popup);
	display.style.left = selectedPosX + 5 +  "px";
	display.style.top = selectedPosY - scroll + targetHeight + 0 + "px";
	display.style.display = "block";
}    

function loadFlash() {
	document.getElementById('flashcontent').innerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ' +
	'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="860" height="257">' +
	'<param name="movie" value="intro.swf">' +
	'<param name="quality" value="high">' +
	'<param name="WMode" value="opaque"> ' +
	'<embed src="intro.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="opaque" width="860" height="257"></embed>' +
	'</object>';
}