load0 = new Image();
load0.src = "gfx/b-st1.gif";
load1 = new Image();
load1.src = "gfx/b-a1.gif";
load2 = new Image();
load2.src = "gfx/b-p1.gif";
load3 = new Image();
load3.src = "gfx/b-z1.gif";
load4 = new Image();
load4.src = "gfx/b-s1.gif";
load5 = new Image();
load5.src = "gfx/b-j1.gif";
load6 = new Image();
load6.src = "gfx/b-k1.gif";
load7 = new Image();
load7.src = "gfx/b-tv1.gif";


function Hi(nr)
{
if (nr==0) document.images[3].src = load0.src;
if (nr==1) document.images[5].src = load1.src;
if (nr==2) document.images[7].src = load2.src;
if (nr==3) document.images[9].src = load3.src;
if (nr==4) document.images[11].src = load4.src;
if (nr==5) document.images[13].src = load5.src;
if (nr==6) document.images[15].src = load6.src;
if (nr==7) document.images[17].src = load7.src;
}

function Low(nr)
{
if (nr==0) document.images[3].src="gfx/b-st.gif";
if (nr==1) document.images[5].src="gfx/b-a.gif";
if (nr==2) document.images[7].src="gfx/b-p.gif";
if (nr==3) document.images[9].src="gfx/b-z.gif";
if (nr==4) document.images[11].src="gfx/b-s.gif";
if (nr==5) document.images[13].src="gfx/b-j.gif";
if (nr==6) document.images[15].src="gfx/b-k.gif";
if (nr==7) document.images[17].src="gfx/b-tv.gif";
}