function focusOnField( field ) {

	var fieldForFocus = document.getElementById( field );
	fieldForFocus.focus();
}

function changeClass( element, className ) {

	var element;
	element = document.getElementById(element);
	element.attributes['class'].value = className;
}

if ( document.images ) {

	home = new Image();
	home_on = new Image();
	health = new Image();
	health_on = new Image();
	diet = new Image();
	diet_on = new Image();
	showtime = new Image();
	showtime_on = new Image();
	ourcavaliers = new Image();
	ourcavaliers_on = new Image();
	playtime = new Image();
	playtime_on = new Image();
	puppies = new Image();
	puppies_on = new Image();
	rescue = new Image();
	rescue_on = new Image();
	welcomehome = new Image();
	welcomehome_on = new Image();
	ourbmd = new Image();
	ourbmd_on = new Image();
	inmemorium = new Image();
	inmemorium_on = new Image();
	links = new Image();
	links_on = new Image();
	contactus = new Image();
	contactus_on = new Image();
	available = new Image();
	available_on = new Image();
	
	folder = new Image();
	folder_open = new Image();
	icon_delete = new Image();
	icon_delete_on = new Image();
	
	home.src = "/images/nav/navLink_home.gif";
	home_on.src = "/images/nav/navLink_home_on.gif";
	health.src = "/images/nav/navLink_health.gif";
	health_on.src = "/images/nav/navLink_health_on.gif";
	diet.src = "/images/nav/navLink_diet.gif";
	diet_on.src = "/images/nav/navLink_diet_on.gif";
	showtime.src = "/images/nav/navLink_showtime.gif";
	showtime_on.src = "/images/nav/navLink_showtime_on.gif";
	ourcavaliers.src = "/images/nav/navLink_ourcavaliers.gif";
	ourcavaliers_on.src = "/images/nav/navLink_ourcavaliers_on.gif";
	playtime.src = "/images/nav/navLink_playtime.gif";
	playtime_on.src = "/images/nav/navLink_playtime_on.gif";
	puppies.src = "/images/nav/navLink_puppies.gif";
	puppies_on.src = "/images/nav/navLink_puppies_on.gif";
	rescue.src = "/images/nav/navLink_rescue.gif";
	rescue_on.src = "/images/nav/navLink_rescue_on.gif";
	welcomehome.src = "/images/nav/navLink_welcomehome.gif";
	welcomehome_on.src = "/images/nav/navLink_welcomehome_on.gif";
	ourbmd.src = "/images/nav/navLink_bmd.gif";
	ourbmd_on.src = "/images/nav/navLink_bmd_on.gif";
	inmemorium.src = "/images/nav/navLink_inmemorium.gif";
	inmemorium_on.src = "/images/nav/navLink_inmemorium_on.gif";
	links.src = "/images/nav/navLink_links.gif";
	links_on.src = "/images/nav/navLink_links_on.gif";
	contactus.src = "/images/nav/navLink_contactus.gif";
	contactus_on.src = "/images/nav/navLink_contactus_on.gif";
	available.src = "/images/nav/navLink_puppies_avail.gif";
	available_on.src = "/images/nav/navLink_puppies_avail_on.gif";
	
	folder.src = "/images/icon_list_folder.gif";
	folder_open.src = "/images/icon_list_folder_on.gif";
	icon_delete.src = "/images/delete.gif";
	icon_delete_on.src = "/images/delete_on.gif";
}	

function chgImg( imgName, newImg ) {

	if ( document.images ) {
	
		document[imgName].src = eval(newImg + ".src");
	}
}

function confirmDelete( displayName, forwardPage ) {

	if ( confirm( 'Are you sure that you wish to DELETE:\n\t'+displayName+'\n\nPress \"OK\" to DELETE, or \"Cancel\" to cancel deletion.') ) {
		
		document.location.href = forwardPage;
	}
}

function openSmallWindow( w, h, page ) {

	var LeftPosition = ( screen.width ) ? ( screen.width-w )/2 : 0;
	var TopPosition = ( screen.height ) ? ( screen.height-h )/2 : 0;
	var menuargs = "location=no,menubar=no,toolbar=no,directories=no,scrollbars=yes,resizable=yes,width="+w+",height="+h+",top="+TopPosition+",left="+LeftPosition;
	var win = window.open( page, 'smallWin', menuargs );
	win.focus();
}