<!--
button_1a = new Image
button_1a.src = "images/button_1a.gif"
button_2a = new Image
button_2a.src = "images/button_2a.gif"
button_3a = new Image
button_3a.src = "images/button_3a.gif"
    	
button_1b = new Image
button_1b.src = "images/button_1b.gif"
button_2b = new Image
button_2b.src = "images/button_2b.gif"
button_3b = new Image
button_3b.src = "images/button_3b.gif"

menu_1a = new Image
menu_1a.src = "images/menu_1a.gif"
menu_2a = new Image
menu_2a.src = "images/menu_2a.gif"
menu_3a = new Image
menu_3a.src = "images/menu_3a.gif"
menu_4a = new Image
menu_4a.src = "images/menu_4a.gif"
    	
menu_1b = new Image
menu_1b.src = "images/menu_1b.gif"
menu_2b = new Image
menu_2b.src = "images/menu_2b.gif"
menu_3b = new Image
menu_3b.src = "images/menu_3b.gif"
menu_4b = new Image
menu_4b.src = "images/menu_4b.gif"

back_a	= new Image
back_a.src = "images/back_a.gif"
next_a = new Image
next_a.src = "images/next_a.gif"
top_a = new Image
top_a.src = "images/top_a.gif"

back_b	= new Image
back_b.src = "images/back_b.gif"
next_b = new Image
next_b.src = "images/next_b.gif"
top_b = new Image
top_b.src = "images/top_b.gif"

function img_a(imgName) {
	document.images[imgName].src = eval(imgName + "a.src")	
}

function img_b(imgName) {   		
	document.images[imgName].src = eval(imgName + "b.src")
}
//-->