function returnDocument(){

var file_name = document.location.href;
var end = (file_name.indexOf("?") == -1) ? file_name.length : file_name.indexOf("?");
var final_file = file_name.substring(file_name.lastIndexOf("/")+1, end);
//return file_name.substring(file_name.lastIndexOf("/")+1, end);

if ((final_file == "index.htm")) {
	main_nav_button_up[0]=new Image();
	main_nav_button_up[0].src = 'predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[0] + '_dn.gif';
	document.images['home'].src='predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[0] + '_dn.gif';
}

if ((final_file == "homesearch.htm") || (final_file == "homesrch.htm") || (final_file == "vip.htm") || (final_file == "register.htm") || (final_file == "email_updates.htm") || (final_file == "openhouse.htm") || (final_file == "login.htm") || (final_file == "dbtypes.htm") || (final_file == "catalog") || (final_file == "crawford_properties.htm")) {
	main_nav_button_up[1]=new Image();
	main_nav_button_up[1].src = 'predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[1] + '_dn.gif';
	document.images['properties'].src='predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[1] + '_dn.gif';
	document.getElementById('properties-sn').style.display = 'block';
}

if ((final_file == "hot_news.htm")) {
	main_nav_button_up[2]=new Image();
	main_nav_button_up[2].src = 'predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[2] + '_dn.gif';
	document.images['news'].src='predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[2] + '_dn.gif';
	document.getElementById('hot-news-sn').style.display = 'block';
	document.getElementById('navdiv_0b').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "buyers_sellers.htm") || (final_file == "local_links.htm") || (final_file == "buying_real_estate.htm") || (final_file == "selling_real_estate.htm") || (final_file == "contact.buy.htm") ||  (final_file == "contact.sell.htm") || (final_file == "contact.relocate.htm") || (final_file == "contact.career.htm")) {
	main_nav_button_up[3]=new Image();
	main_nav_button_up[3].src = 'predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[3] + '_dn.gif';
	document.images['buyers'].src='predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[3] + '_dn.gif';
	document.getElementById('buyer-seller-sn').style.display = 'block';
}

if ((final_file == "our_agents.htm") || (final_file == "career.htm") || (final_file == "candace_broecker") || (final_file == "christopher_crawford") || (final_file == "mark_crawford") || (final_file == "nora_duffy") || (final_file == "jane_harrison") || (final_file == "terri_hawley") || (final_file == "arthur_hofmann") || (final_file == "john_larkin") || (final_file == "karen_johnson") || (final_file == "pamela_lynch") || (final_file == "mark_wortman") || (final_file == "mary_wortman") || (final_file == "jacki_fabis")) {
	main_nav_button_up[4]=new Image();
	main_nav_button_up[4].src = 'predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[4] + '_dn.gif';
	document.images['agents'].src='predesign/sir/custom_office/crawfordgroupsir_2010/images/nav/' + main_nav_buttons_name[4] + '_dn.gif';
	document.getElementById('agents-sn').style.display = 'block';
	document.getElementById('navdiv_0d').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "about.htm") || (final_file == "sothebys_realty.htm") || (final_file == "sothebys_auction_house.htm")) {
   document.getElementById('about-sn').style.display = 'block';
}

if ((final_file == "contact.htm") || (final_file == "sitemap.htm")) {
	document.getElementById('contact-sn').style.display = 'block';
	document.getElementById('navdiv_0f').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "buyers_sellers.htm")) {
	document.getElementById('navdiv_0a').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "local_links.htm")) {
	document.getElementById('navdiv_1a').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "buying_real_estate.htm")) {
	document.getElementById('navdiv_2a').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "selling_real_estate.htm")) {
	document.getElementById('navdiv_3a').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "crawford_properties.htm")) {
	document.getElementById('navdiv_0c').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "about.htm")) {
	document.getElementById('navdiv_0e').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "sothebys_realty.htm")) {
	document.getElementById('navdiv_1e').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "sothebys_auction_house.htm")) {
	document.getElementById('navdiv_2e').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "openhouse.htm")) {
	document.getElementById('navdiv_2c').setAttribute('class', 'subnav_div_on');
}

if ((final_file == "homesrch.htm") || (final_file == "homesearch.htm")) {
	document.getElementById('navdiv_6c').setAttribute('class', 'subnav_div_on');
}

}