function mainMenu(act,divid)
{
	if(act == 's')
	{ 
		document.getElementById(divid).style.display = "block";
		
	}
	if(act == 'h')
	{
		document.getElementById(divid).style.display = "none";
		 
	} 
}


// usage: s_ss(first frame, end frame, delay time);

function s_ss(s_f, e_f, delay) {
 setTimeout(s_s(s_f,s_f,e_f, delay), delay);
}
function s_s(f, s_f, e_f, delay) {
 return (function() {
 $('#smallslideshow' + f).fadeOut();
 if (f == e_f) { f = s_f; } else { f = f + 1; }
 setTimeout("$('#smallslideshow" + f + "').fadeIn();", 850);
 setTimeout(s_s(f, s_f, e_f, delay), delay + 850);
 })
}