var k1 = 1, k2 = 1, k3 = 1, k4 = 1, l, p
function set(n) {
if (n == '1') { l = 8; type= 'dyim'; p = k1++; }
if (n == '2') { l = 11; type= 'cpu'; p = k2++; }
if (n == '3') { l = 9; type= 'hdd'; p = k3++; }
if (n == '4') { l = 3; type= 'ram'; p = k4++; }
for (var t = 1; t<=l; t++) {
a1 = document.forms['forma1'][type+t];
if (p%2 != 0) a1.checked = "checked"; else a1.checked = "";
}}												 


function on(k) {	  
k.src = k.src.replace(".gif","")+"_over.gif";
}

function out(k) {
k.src = k.src.replace("_over","")
}											 

function on2(k) {	  
k.src = k.src.replace("_b","_a");
}

function out2(k) {
k.src = k.src.replace("_a","_b")
}