function changemenu(p)
{
for(i=11;i<=12;i++){
if(p=="p"+i+""){
document.getElementById("tab"+i+"").className="tab_active"
document.getElementById("block"+i+"").style.display='block';
}else{
document.getElementById("tab"+i+"").className="tab_inactive"
document.getElementById("block"+i+"").style.display='none';
}}}
function testmouse(p)
{
for(i=11;i<=12;i++){
if(p=="p"+i+""){
document.getElementById("tab"+i+"").className="tab_inactive"
document.getElementById("block"+i+"").style.display='none';
}else{
document.getElementById("tab"+i+"").className="tab_inactive"
document.getElementById("block"+i+"").style.display='none';
}}}