var shift = 0;
var version = parseInt(navigator.appVersion)
if ((navigator.appName == "Netscape" && version == 5) || navigator.appName == "Opera") { shift=6 }

function getStyleObject(objectId) {
	if (document.getElementById && document.getElementById(objectId)) {	return document.getElementById(objectId).style;} 
	else if (document.all && document.all(objectId)) {	return document.all(objectId).style; } 
	else if (document.layers && document.layers[objectId]) { return document.layers[objectId]; } 
	else {	return false;    }
}

function showImg(name, src)	{
	if (document.images)	{
		document[name].src = "images/" + src + ".gif";
	}
}

function moveDiv(elemName, posX, posY)	{
var myElem = getStyleObject(elemName);
var the_left = parseInt(posX);
var the_top = parseInt(posY);
	myElem.left = the_left;
  	myElem.top = the_top + shift;  
	showMenu(elemName)
}

function showMenu(elemName)	  {
var myElem = getStyleObject(elemName);
	if (myElem.visibility != "visible")	{	myElem.visibility = "visible"	}
}

function hideMenu(elemName)	  {
var myElem = getStyleObject(elemName);
	if (myElem.visibility != "hidden")	{	myElem.visibility = "hidden"	}
}