/* 
 * Hovers li's in IE as it does not support CSS hovers on LI tags 
 * Requires the hover style to also apply to the class .over 
*/
function assignHoverNav()
{
	var ul = null;
	var li = null;
	var index = 0;
	var menu = document.getElementById('d-nav');
	var uls = null;
	if (!menu) menu = document.getElementById('d-nav');
	if (!menu) return false;

	ul = menu.getElementsByTagName("li");
	if (!ul) return false;

	for(index=0;index<ul.length;index++)
	{
		li = ul[index];
		// Skip li's without a submenu 
		if (li.childNodes.length < 2) continue;
		uls = li.getElementsByTagName('li');
		if (!uls.length) continue;

		li.onmouseover = function () 
		{
			this.className += " hover";
		}

		li.onmouseout = function ()
		{
			this.className = this.className.replace(/^hover|\s+hover/, "");
		}
	}
}

// Add to onload events
if (window.attachEvent) window.attachEvent('onload', assignHoverNav);