if (document.images) {

	agendaOn = new Image(50,22)
	agendaOn.src = "images/nav_agenda_on.gif"
	
	agendaOff = new Image(50,22)
	agendaOff.src = "images/nav_agenda_off.gif"

	themesOn = new Image(63,22)
	themesOn.src = "images/nav_themes_on.gif"
	
	themesOff = new Image(63,22)
	themesOff.src = "images/nav_themes_off.gif"

	speakersOn = new Image(64,22)
	speakersOn.src = "images/nav_speakers_on.gif"
	
	speakersOff = new Image(64,22)
	speakersOff.src = "images/nav_speakers_off.gif"

	paperpresentersOn = new Image(103,22)
	paperpresentersOn.src = "images/nav_paperpresenters_on.gif"
	
	paperpresentersOff = new Image(103,22)
	paperpresentersOff.src = "images/nav_paperpresenters_off.gif"
	
	registrationOn = new Image(80,22)
	registrationOn.src = "images/nav_registration_on.gif"
	
	registrationOff = new Image(80,22)
	registrationOff.src = "images/nav_registration_off.gif"

	sponsorsOn = new Image(64,22)
	sponsorsOn.src = "images/nav_sponsors_on.gif"
	
	sponsorsOff = new Image(64,22)
	sponsorsOff.src = "images/nav_sponsors_off.gif"

	advisoryboardOn = new Image(102,22)
	advisoryboardOn.src = "images/nav_advisoryboard_on.gif"
	
	advisoryboardOff = new Image(102,22)
	advisoryboardOff.src = "images/nav_advisoryboard_off.gif"

	pressOn = new Image(46,22)
	pressOn.src = "images/nav_press_on.gif"

	pressOff = new Image(46,22)
	pressOff.src = "images/nav_press_off.gif"			
	}