function navbarInit()
{
	
	var c = document.getElementById( "nav-bar" ).getElementsByTagName( "UL" );
	for ( var i=0; i < c.length; i++ ) 
	{
			c[i].parentNode.onmouseover = function()
			{ 
				this.getElementsByTagName( "UL" )[0].style.display = "block"; 
				this.style.marginBottom = "-0px";
			};
			c[i].parentNode.onmouseout  = function() 
			{ 
				this.getElementsByTagName( "UL" )[0].style.display = "none";  
				this.style.marginBottom = "0";
			};
	}
}
if ( window.attachEvent ) window.attachEvent( "onload", navbarInit );