var state1='block' ;
var bgrd1;
var state2='block' ;
var bgrd2;
var state3='block' ;
var bgrd3;
var state4='block' ;
var bgrd4;
function showhide1(layer_ref1,minus1) {

if (state1 == 'block') {
state1 = 'none';
bgrd1='url(images/left-main-bullet.png)';

}
else {
state1 = 'block';
bgrd1='url(images/left-main-bullet-minus.png)';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref1 + ".style.display = state1");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref1].display = state1;
}
if (document.getElementById) {
hza1 = document.getElementById(layer_ref1);
hza1.style.display = state1;
test1=document.getElementById(minus1);
test1.style.backgroundImage=bgrd1;
test1.style.backgroundRepeat='no-repeat';
test1.style.backgroundPosition='left';

}
}

function showhide2(layer_ref2,minus2) {

if (state2 == 'block') {
state2 = 'none';
bgrd2='url(images/left-main-bullet.png)';

}
else {
state2 = 'block';
bgrd2='url(images/left-main-bullet-minus.png)';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref2 + ".style.display = state2");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref2].display = state2;
}
if (document.getElementById) {
hza2 = document.getElementById(layer_ref2);
hza2.style.display = state2;
test2=document.getElementById(minus2);
test2.style.backgroundImage=bgrd2;
test2.style.backgroundRepeat='no-repeat';
test2.style.backgroundPosition='left';

}
}

function showhide3(layer_ref3,minus3) {

if (state3 == 'block') {
state3 = 'none';
bgrd3='url(images/left-main-bullet.png)';

}
else {
state3 = 'block';
bgrd3='url(images/left-main-bullet-minus.png)';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref3 + ".style.display = state3");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref].display = state3;
}
if (document.getElementById) {
hza3 = document.getElementById(layer_ref3);
hza3.style.display = state3;
test3=document.getElementById(minus3);
test3.style.backgroundImage=bgrd3;
test3.style.backgroundRepeat='no-repeat';
test3.style.backgroundPosition='left';

}
}

function showhide4(layer_ref4,minus4) {

if (state4 == 'block') {
state4 = 'none';
bgrd4='url(images/left-main-bullet.png)';

}
else {
state4 = 'block';
bgrd4='url(images/left-main-bullet-minus.png)';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref4 + ".style.display = state4");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref4].display = state4;
}
if (document.getElementById) {
hza4 = document.getElementById(layer_ref4);
hza4.style.display = state4;
test4=document.getElementById(minus4);
test4.style.backgroundImage=bgrd4;
test4.style.backgroundRepeat='no-repeat';
test4.style.backgroundPosition='left';

}
}


var etat1='none' ;
function showhide0(layer_ref1,minus1) {

if (etat1 == 'block') {
etat1 = 'none';
}
else {
etat1 = 'block';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref1 + ".style.display = etat1");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref1].display = etat1;
}
if (document.getElementById) {
hza1 = document.getElementById(layer_ref1);
hza1.style.display = 'block';
test1=document.getElementById(minus1);
test1.style.backgroundImage=bgrd1;
test1.style.backgroundRepeat='no-repeat';
test1.style.backgroundPosition='left';

}
}