function headerMenuClick(menuName)
	{
	var el;
	
	if(menuName == 'menuServicesAndSolutions')
		{
		el = getMenu('menuWebsiteIntegration');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuWebApplicationDevelopment');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuDesktopApplicationDevelopment');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuSystemsConsultancy');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		}
	else
		{
		el = getMenu('menuWebsiteIntegration');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuWebApplicationDevelopment');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuDesktopApplicationDevelopment');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuSystemsConsultancy');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		}
	
	if(menuName == 'menuProducts')
		{
		el = getMenu('menuShareTrack');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuTimeTrack');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuStockTrack');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		}
	else
		{
		el = getMenu('menuShareTrack');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuTimeTrack');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuStockTrack');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		}
	
	if(menuName == 'menuCaseStudies')
		{
		el = getMenu('menuCableTrack');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuShareTrackV1');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuOrderTrack');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuFSDProjectReporting');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuBakerTillyForms');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		
		el = getMenu('menuPQ2Sync');
		el.runtimeStyle.display = 'block';
		el.runtimeStyle.visibility = 'visible';
		}
	else
		{
		el = getMenu('menuCableTrack');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuShareTrackV1');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuOrderTrack');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuFSDProjectReporting');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuBakerTillyForms');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		
		el = getMenu('menuPQ2Sync');
		el.runtimeStyle.display = 'none';
		el.runtimeStyle.visibility = 'hidden';
		}
	}
	
function getMenu(menuName)
	{
	return document.getElementById(menuName);
	}