function swapImage( i, user ) {
	$('#articleImage_'+visible).hide();
	visible = i;
	$('#articleImage_'+i).show();
	$('#articleTitle').html(articleTitles[i]);
	if( user == true )
		clearTimeout(tim);
}

function autoSwap() {
	swapImage(next, false );
	next += 1;
	if( next > 5 )
		next = 0;
	tim = setTimeout("autoSwap("+next+")", 4000 );
}

function subMenu( id ) {
	$('#subMenu_'+open).hide();	
	open = id;
	$('#subMenu_'+open).show();
}

function register_click( skype, id, className ) {
	$.get(rootUrl+'Directory/registerSkype',{skype: skype, id: id, className: className});
}