function contactMapClick(val){
    //
    var geos = new Array('north_america', 'latin_america', 'africa_europe', 'far_east');
    var divs = new Array('group2_level1', 'group3_level1', 'group4_level1', 'group5_level1');
    var baseurl = document.location.href.split("#");
    var i = 0;
    for(i = 0; i < geos.length; i++)
    {
        if(geos[i] == val){
            show_sub(divs[i]);
            //document.location = baseurl[0] + "#" + divs[i];
        }
    }
}

function show_sub(classname){
    $$('div.'+classname).each(function(i){

        if( i.style.display == 'none')
            {
                i.style.display = 'block';
                //activate
                activate( i.up() );//parent
                activate( i.up().down(0) );//a tag

            }else{
               i.style.display = 'none';
               //deactivate
               deactivate( i.up() );//parent
               deactivate( i.up().down(0) );//a tag
            }
    });
}
function activate( element )
{
    element.addClassName('expanded');
    element.removeClassName('collapsed');
    //activate( element.down(0) );

}
function deactivate( element )
{
    element.addClassName('collapsed');
    element.removeClassName('expanded');
    //deactivate( element.down(0) );
}