var strPassive='mail';
var strActive='mail act';

function mouseOver1(obj) {
 var clsName=obj.className;
 blnActive=(clsName==strActive);
 if (!blnActive)
  obj.childNodes[0].src='/i/mail_a.gif';
}                                          
function mouseOut1(obj) {
 if (!blnActive)
    obj.childNodes[0].src='/i/mail.gif';
}

var strPassive2='home';
var strActive2='home act';

function mouseOver2(obj) {
 var clsName=obj.className;
 blnActive2=(clsName==strActive2);
 if (!blnActive2)
  obj.childNodes[0].src='/i/home_a.gif';
}                                          
function mouseOut2(obj) {
 if (!blnActive2)
    obj.childNodes[0].src='/i/home.gif';
}

var strPassive3='map';
var strActive3='map act';

function mouseOver3(obj) {
 var clsName=obj.className;
 blnActive3=(clsName==strActive3);
 if (!blnActive3)
  obj.childNodes[0].src='/i/map_a.gif';
}                                          
function mouseOut3(obj) {
 if (!blnActive3)
    obj.childNodes[0].src='/i/map.gif';
}

function mouseOverBut(obj, name) {
    var class_name = obj.className;
    if(class_name.indexOf('act_page') == -1) {
        var img_src = '/i/' + name + '_a.gif';
        $('img', obj).attr('src', img_src);
        $(obj).removeClass('act');
    }
}

function mouseOutBut(obj, name) {
    var class_name = obj.className;
    if(class_name.indexOf('act_page') == -1) {
        var img_src = '/i/' + name + '.gif';
        $('img', obj).attr('src', img_src);
        $(obj).addClass('act');
    }
}