function showSubmenu( obj )
	{
		var item = obj.parentNode;
		var submenu = obj.parentNode.nextSibling.nextSibling;
		
		if( navigator.appName == 'Microsoft Internet Explorer' ) submenu = obj.parentNode.nextSibling;
		
		if( submenu.className == 'submenu' && submenu.childNodes[1]  )		
		{
			item.className = ( item.className == 'inactive' ? 'active' : 'inactive' );
			submenu.style.display = ( submenu.style.display == '' || submenu.style.display == 'none'? 'block' : 'none' );
		}
	}
	
function showCalc( )
{
	location.href= "http://www.aboutweight.net/"+ "calor" + "ie_calcul" + "ator/";
}