function hideSNDropDown(dropDownLink, dropDownFly) {	
	document.getElementById(dropDownLink).className	= 'segNavMainTab';
	if (document.getElementById(dropDownFly)!=null) {
		document.getElementById(dropDownFly).style.visibility = 'hidden';
	}
	if (segNavSelected != null && dropDownLink == segNavSelected) {
		document.getElementById(dropDownLink).className	= 'segNavMainTab segNavMainTabOn';
	}
}
	
function showSNDropDown(dropDownLink, dropDownFly) {	
	document.getElementById(dropDownLink).className	= 'segNavMainTab segNavMainTabOver';
	if (document.getElementById(dropDownFly)!=null) {
		document.getElementById(dropDownFly).style.visibility = 'visible';
	}
}

function highlightNav(currentUrl, navTabs, onClass) {
	var tabId = "";		
	var tabIdInner = "";		
	var navTab = "";	
	for (i = 0; i < navTabs.length; i++) {	
		if (currentUrl.indexOf(navTabs[i].path) > -1) {	
			tabId = navTabs[i].id;
			tabIdInner = navTabs[i].idInner;			
			break;				
		}
	}		
	navTab = document.getElementById(tabId);
	navTab.className = onClass;	  
	return tabId;
}