a=new Image();	a.src="/img/select_menu.gif";
b=new Image();	b.src="/img/logo_bau.gif";
c=new Image();	c.src="/img/logo_contact.gif";
d=new Image();	d.src="/img/logo_news.gif";
e=new Image();	e.src="/img/logo_partners.gif";
f=new Image();	f.src="/img/logo_photo.gif";
g=new Image();	g.src="/img/logo_tig.gif";