menu_status = new Array();

function showHide(archiefmenu){
    if (document.getElementById) {
    var switch_id = document.getElementById(archiefmenu);

        if(menu_status[archiefmenu] != 'show') {
           switch_id.className = 'show';
           menu_status[archiefmenu] = 'show';
        }
		else{
        switch_id.className = 'hide';
         menu_status[archiefmenu] = 'hide';
      }
    }
}