home_off = new Image ();
home_off.src = "../icons/guide_nav/home_off.gif";
home_on = new Image ();
home_on.src = "../icons/guide_nav/home_on.gif";

concept_off = new Image ();
concept_off.src = "../icons/guide_nav/concept_off.gif";
concept_on = new Image ();
concept_on.src = "../icons/guide_nav/concept_on.gif";

cc_databases_off = new Image ();
cc_databases_off.src = "../icons/guide_nav/cc_databases_off.gif";
cc_databases_on = new Image ();
cc_databases_on.src = "../icons/guide_nav/cc_databases_on.gif";

congress_off = new Image ();
congress_off.src = "../icons/guide_nav/congress_off.gif";
congress_on = new Image ();
congress_on.src = "../icons/guide_nav/congress_on.gif";

dissertations_off = new Image ();
dissertations_off.src = "../icons/guide_nav/dissertations_off.gif";
dissertations_on = new Image ();
dissertations_on.src = "../icons/guide_nav/dissertations_on.gif";

search_con_off = new Image ();
search_con_off.src = "../icons/guide_nav/search_con_off.gif";
search_con_on = new Image ();
search_con_on.src = "../icons/guide_nav/search_con_on.gif";

arabic_search_off = new Image ();
arabic_search_off.src = "../icons/guide_nav/arabic_search_dunkel.GIF";
arabic_search_on = new Image ();
arabic_search_on.src = "../icons/guide_nav/arabic_search_hell.GIF";

mena_arabic_search_off = new Image ();
mena_arabic_search_off.src = "../icons/guide_nav/mena_arabic_search_dunkel.GIF";
mena_arabic_search_on = new Image ();
mena_arabic_search_on.src = "../icons/guide_nav/mena_arabic_search_hell.GIF";


add_con_off = new Image ();
add_con_off.src = "../icons/guide_nav/add_con_off.gif";
add_con_on = new Image ();
add_con_on.src = "../icons/guide_nav/add_con_on.gif";

search_entry_con_off = new Image ();
search_entry_con_off.src = "../icons/guide_nav/search_entry_con_off.gif";
search_entry_con_on = new Image ();
search_entry_con_on.src = "../icons/guide_nav/search_entry_con_on.gif";

edit_con_off = new Image ();
edit_con_off.src = "../icons/guide_nav/edit_con_off.gif";
edit_con_on = new Image ();
edit_con_on.src = "../icons/guide_nav/edit_con_on.gif";

menacontents_off = new Image ();
menacontents_off.src = "../icons/guide_nav/menacontents_off.gif";
menacontents_on = new Image ();
menacontents_on.src = "../icons/guide_nav/menacontents_on.gif";

gbv_olc_off = new Image ();
gbv_olc_off.src = "../icons/guide_nav/gbv_olc_off.gif";
gbv_olc_on = new Image ();
gbv_olc_on.src = "../icons/guide_nav/gbv_olc_on.gif";

books_periodicals_off = new Image ();
books_periodicals_off.src = "../icons/guide_nav/books_periodicals_off.gif";
books_periodicals_on = new Image ();
books_periodicals_on.src = "../icons/guide_nav/books_periodicals_on.gif";

document_delivery_off = new Image ();
document_delivery_off.src = "../icons/guide_nav/document_delivery_off.gif";
document_delivery_on = new Image ();
document_delivery_on.src = "../icons/guide_nav/document_delivery_on.gif";

disclaimer_off = new Image ();
disclaimer_off.src = "../icons/guide_nav/disclaimer_off.gif";
disclaimer_on = new Image ();
disclaimer_on.src = "../icons/guide_nav/disclaimer_on.gif";

contact_off = new Image ();
contact_off.src = "../icons/guide_nav/contact_off.gif";
contact_on = new Image ();
contact_on.src = "../icons/guide_nav/contact_on.gif";

frame_off = new Image ();
frame_off.src = "http://ssgdoc.bibliothek.uni-halle.de/vlib/icons/guide_nav/frame_navi_off.gif";
frame_on = new Image ();
frame_on.src = "http://ssgdoc.bibliothek.uni-halle.de/vlib/icons/guide_nav/frame_navi_on3.gif";

css_off = new Image ();
css_off.src = "http://ssgdoc.bibliothek.uni-halle.de/vlib/icons/guide_nav/css_navi_off.gif";
css_on = new Image ();
css_on.src = "http://ssgdoc.bibliothek.uni-halle.de/vlib/icons/guide_nav/css_navi_on3.gif";

recently_purchased_off = new Image ();
recently_purchased_off.src = "../icons/guide_nav/recently_purchased_off.gif";
recently_purchased_on = new Image ();
recently_purchased_on.src = "../icons/guide_nav/recently_purchased_on.gif";

digital_pub_off = new Image ();
digital_pub_off.src = "../icons/guide_nav/digital_pub_off.gif";
digital_pub_on = new Image ();
digital_pub_on.src = "../icons/guide_nav/digital_pub_on.gif";

islamic_off = new Image ();
islamic_off.src = "../icons/guide_nav/islamic_off.gif";
islamic_on = new Image ();
islamic_on.src = "../icons/guide_nav/islamic_on.gif";

opac_off = new Image ();
opac_off.src = "../icons/guide_nav/opac_off.gif";
opac_on = new Image ();
opac_on.src = "../icons/guide_nav/opac_on.gif";

available_periodicals_off = new Image ();
available_periodicals_off.src = "../icons/guide_nav/available_periodicals_off.gif";
available_periodicals_on = new Image ();
available_periodicals_on.src = "../icons/guide_nav/available_periodicals_on.gif";

kvk_vo_off = new Image ();
kvk_vo_off.src = "../icons/guide_nav/kvk_vo_off.gif";
kvk_vo_on = new Image ();
kvk_vo_on.src = "../icons/guide_nav/kvk_vo_on.gif";

aims_off = new Image ();
aims_off.src = "../icons/guide_nav/aims_off.gif";
aims_on = new Image ();
aims_on.src = "../icons/guide_nav/aims_on.gif";

partners_off = new Image ();
partners_off.src = "../icons/guide_nav/partners_off.gif";
partners_on = new Image ();
partners_on.src = "../icons/guide_nav/partners_on.gif";

publications_off = new Image ();
publications_off.src = "../icons/guide_nav/publications_off.gif";
publications_on = new Image ();
publications_on.src = "../icons/guide_nav/publications_on.gif";

ssg_home_off = new Image ();
ssg_home_off.src = "../icons/guide_nav/ssg_home_off.gif";
ssg_home_on = new Image ();
ssg_home_on.src = "../icons/guide_nav/ssg_home_on.gif";


database_off = new Image ();
database_off.src = "../icons/guide_nav/database_off.gif";
database_on = new Image ();
database_on.src = "../icons/guide_nav/database_on.gif";

sourcetype_off = new Image ();
sourcetype_off.src = "../icons/guide_nav/sourcetype_off.gif";
sourcetype_on = new Image ();
sourcetype_on.src = "../icons/guide_nav/sourcetype_on.gif";

subject_off = new Image ();
subject_off.src = "../icons/guide_nav/subject_off.gif";
subject_on = new Image ();
subject_on.src = "../icons/guide_nav/subject_on.gif";

ssg_class_off = new Image ();
ssg_class_off.src = "../icons/guide_nav/ssg_class_off.gif";
ssg_class_on = new Image ();
ssg_class_on.src = "../icons/guide_nav/ssg_class_on.gif";

search_off = new Image ();
search_off.src = "../icons/guide_nav/search_off.gif";
search_on = new Image ();
search_on.src = "../icons/guide_nav/search_on.gif";

contribute_off = new Image ();
contribute_off.src = "../icons/guide_nav/contribute_off.gif";
contribute_on = new Image ();
contribute_on.src = "../icons/guide_nav/contribute_on.gif";

periodical_off = new Image ();
periodical_off.src = "../icons/guide_nav/periodical_off.gif";
periodical_on = new Image ();
periodical_on.src = "../icons/guide_nav/periodical_on.gif";

zdmg_off = new Image ();
zdmg_off.src = "../icons/guide_nav/zdmg_off.gif";
zdmg_on = new Image ();
zdmg_on.src = "../icons/guide_nav/zdmg_on.gif";

landau_off = new Image ();
landau_off.src = "../icons/guide_nav/landau_off.gif";
landau_on = new Image ();
landau_on.src = "../icons/guide_nav/landau_on.gif";

menadoc_off = new Image ();
menadoc_off.src = "../icons/guide_nav/menadoc_off.gif";
menadoc_on = new Image ();
menadoc_on.src = "../icons/guide_nav/menadoc_on.gif";

function zeige(ImgName,Button)
{
     ImgName.src = Button.src;
}

function swframe(id1,url1,id2,url2,id3,url3)
{
	parent.frames[id1].location.href = url1;
    parent.frames[id2].location.href = url2;
    parent.frames[id3].location.href = url3;
}