var old_ps_art = 0;

function show_plugin_slide(id) {
	if (id == old_ps_art) return;
	if(jQuery !== undefined) {
		$('#ps_art_'+old_ps_art).fadeOut('fast',
			function() { $('#ps_art_'+id).fadeIn('fast'); }
		);
		
		$('#ps_but_'+old_ps_art).removeClass('ps_butt_current');
		$('#ps_but_'+id).addClass('ps_butt_current');
		
		old_ps_art = id;
	}
}

function plugin_slide_nav(pos) {
	if (document.getElementById('ps_art_'+(old_ps_art+pos)))
		show_plugin_slide(old_ps_art+pos);
}


function open_picture_window(url) {
	var fWP = window.open(url, 'gf_picture', 'location=1,status=1,scrollbars=1,resize=1,width=1000,height=780');
	fWP.focus();
	
	return false;
}