function cnav (navclass)	{
	$('nav').removeClassName($('nav').className);
	$('nav').addClassName(navclass);
	var currentclassname = $('nav').className;
}
function anav (navclass)	{
	var current = $('nav').className;
	var parseLoc = /(?:(loc_[^_\s]{1,}_.{1,}))?$/;
	var subLoc = parseLoc.exec(current);
	if (subLoc[0]) $('nav').removeClassName(subLoc[0]);
	$('nav').addClassName(navclass);
	var currentclassname = $('nav').className;
}
function addObservers()	{
	var holdclass = $('nav').className;
	$('nav').observe('mouseleave', function() { cnav(holdclass); });
	$('mlearn').observe('mouseover', function() { cnav('loc_mlearn'); });
	$('mrecycle').observe('mouseenter', function() { cnav('loc_mrecycle'); });
	$('mresources').observe('mouseenter', function() { cnav('loc_mresources'); });
	$('mmedia').observe('mouseenter', function() { cnav('loc_mmedia'); });
	$('mabout').observe('mouseenter', function() { cnav('loc_mabout'); });
	$('mmembers').observe('mouseenter', function() { cnav('loc_mmembers'); });
	
	$('mlearn_glassnews').observe('mouseenter', function() { anav('loc_mlearn_glassnews'); });
	$('mlearn_historyofglass').observe('mouseenter', function() { anav('loc_mlearn_historyofglass'); });
	$('mlearn_locatesupplier').observe('mouseenter', function() { anav('loc_mlearn_locatesupplier'); });
	$('mlearn_recycleglassweek').observe('mouseenter', function() { anav('loc_mlearn_recycleglassweek'); });
	$('mlearn_clearchoiceawards').observe('mouseenter', function() { anav('loc_mlearn_clearchoiceawards'); });
	
	$('mrecycle_environment').observe('mouseenter', function() { anav('loc_mrecycle_environment'); });
	$('mrecycle_community').observe('mouseenter', function() { anav('loc_mrecycle_community'); });
	$('mrecycle_barrestaurant').observe('mouseenter', function() { anav('loc_mrecycle_barrestaurant'); });
	$('mrecycle_collection').observe('mouseenter', function() { anav('loc_mrecycle_collection'); });
	$('mrecycle_cullet').observe('mouseenter', function() { anav('loc_mrecycle_cullet'); });
	
	$('mresources_education').observe('mouseenter', function() { anav('loc_mresources_education'); });
	$('mresources_technical').observe('mouseenter', function() { anav('loc_mresources_technical'); });
	$('mresources_flexo').observe('mouseenter', function() { anav('loc_mresources_flexo'); });
	$('mresources_supplier').observe('mouseenter', function() { anav('loc_mresources_supplier'); });
	
	$('mmedia_faq').observe('mouseenter', function() { anav('loc_mmedia_faq'); });
	$('mmedia_events').observe('mouseenter', function() { anav('loc_mmedia_events'); });
	$('mmedia_downloads').observe('mouseenter', function() { anav('loc_mmedia_downloads'); });
	
	$('mabout_join').observe('mouseenter', function() { anav('loc_mabout_join'); });
	$('mabout_members').observe('mouseenter', function() { anav('loc_mabout_members'); });
	$('mabout_events').observe('mouseenter', function() { anav('loc_mabout_events'); });
	$('mabout_locate').observe('mouseenter', function() { anav('loc_mabout_locate'); });
		
	$('mmembers_marketing_news').observe('mouseenter', function() { anav('loc_mmembers_marketing_news'); });
	$('mmembers_mem_events').observe('mouseenter', function() { anav('loc_mmembers_mem_events'); });
	$('mmembers_legislation').observe('mouseenter', function() { anav('loc_mmembers_legislation'); });
}
Event.observe(window, 'load', addObservers);