function menu_onload() {
    var all_menus = getElementsByTagAndClassName("a", "menulink", "menu_links");
    for(p in all_menus) {
        connect(all_menus[p], "onmouseover", hoverBack);
        connect(all_menus[p], "onmouseout", outBack);
    }
    /* * /
    connect("elem1", "onmouseover", hoverBack);
    connect("elem1", "onmouseout", outBack);
    connect("elem3", "onmouseover", hoverBack);
    connect("elem3", "onmouseout", outBack);
    connect("elem5", "onmouseover", hoverBack);
    connect("elem5", "onmouseout", outBack);
    /* preloading images */
    
}

function hoverBack(e)
{
    var src = e.src();
    var nodeToChange = nextSiblingElement(src);
    if (nodeToChange!= null)
    {
    	setNodeAttribute (nodeToChange,"src","/static/images/sepright.gif");
    }
    nodeToChange = previousSiblingElement(src);
    if (nodeToChange!= null)
    {
    	setNodeAttribute (nodeToChange,"src","/static/images/sepleft.gif");
    }
}

function outBack(e)
{
    var src = e.src();
    var nodeToChange = nextSiblingElement(src);
    if (nodeToChange!= null)
    {
    	setNodeAttribute (nodeToChange,"src","/static/images/sep.gif");
    }
    nodeToChange = previousSiblingElement(src);
    if (nodeToChange!= null)
    {
    	setNodeAttribute (nodeToChange,"src","/static/images/sep.gif");
    }
}

function nextSiblingElement(node) 
{
	node = node.nextSibling;
	while (node && node.nodeType != 1) 
	{
		node = node.nextSibling;
	}
	return node;
}



function previousSiblingElement(node) 
{
	node = node.previousSibling;
        while (node && node.nodeType != 1) 
	{
		node = node.previousSibling;
	}
	return node;
}