activateMenu = function(nav) {

    /* currentStyle restricts the Javascript to IE only */
	if (document.all && document.getElementById(nav).currentStyle)
	{  
        	var navroot = document.getElementById(nav);
        
        	/* Get all the list items within the menu */
        	var lis=navroot.getElementsByTagName("LI");  
        	for (i=0; i<lis.length; i++) 
		{
               		/* If the LI has another menu level */
            		if(lis[i].lastChild.tagName=="UL")
			{
               			/* assign the function to the LI */
             			lis[i].onmouseover=function() 
				{	
                       	   		/* display the inner menu */
                   			this.lastChild.style.display="block";
                		}
                		lis[i].onmouseout=function() 
				{                       
                  			 this.lastChild.style.display="none";
                		}
            		}
        	}
    	}	
}

window.onload= function()
{
    /* pass the function the id of the top level UL */
    /* remove one, when only using one menu */
    activateMenu('nav'); 
}

function mouseOverBGColor(listItem)
{
	document.getElementById(listItem).style.backgroundColor = "#082844";
}

function mouseOutBGColor(listItem)
{
	document.getElementById(listItem).style.backgroundColor = "";
}