function mouseOverMenu(id,img){
    id.src = "http://www.cursinhodapoli.org.br/images/menusup/"+img+"_over.gif";
}
function mouseOutMenu(id,img){
    id.src = "http://www.cursinhodapoli.org.br/images/menusup/"+img+".gif";
}

function mouseOverTopo(id,img){
    id.src = "http://www.cursinhodapoli.org.br/images/menusup/"+img+"_over.png";
}
function mouseOutTopo(id,img){
    id.src = "http://www.cursinhodapoli.org.br/images/menusup/"+img+".png";
}