function naviKaitaiOver(naviID){
    document.getElementById(naviID).style.backgroundImage = "url(/common/images/g_navi01_on.gif)";
    }
function naviKaritaiOver(naviID){
    document.getElementById(naviID).style.backgroundImage = "url(/common/images/g_navi02_on.gif)";
    }
function naviOut(naviID){
    document.getElementById(naviID).style.backgroundImage = "";
    }