window.onload=dropmenu;

function dropmenu()
{
	if(document.getElementById("documentNavigation"))
	{
		items = document.getElementById("documentNavigation").getElementsByTagName("li");
		for(i=0; i<items.length; i++)
		{
			items[i].onmouseover = appear;
			items[i].onfocus = appear;
			items[i].onmouseout = disappear;
			items[i].onblur = disappear;
		}
	}
}

function appear()
{
	if(this.getElementsByTagName("ul").length > 0)
	{
		if(document.all)
		{
			this.getElementsByTagName("ul")[0].style.left = this.clientWidth - 3;
		}
		else
		{
			this.getElementsByTagName("ul")[0].style.left = '14em'
		}
	}
}

function disappear()
{
	if(this.getElementsByTagName("ul").length > 0)
	{
		this.getElementsByTagName("ul")[0].style.left="-999em";
	}
}