var rot_changeables_text = new Array();
var rot_changeables_images = new Array();
var rot_current_item = 0;

function changeItem() {
	
	txt_link = document.getElementById( 'rot_txt_link' );
	txt_link.href = rot_changeables_text[rot_current_item][0];
	txt_link.firstChild.nodeValue = rot_changeables_text[rot_current_item][1];
	
	txt_price = document.getElementById( 'rot_txt_price' );
	txt_price.firstChild.nodeValue = rot_changeables_text[rot_current_item][2];	
		
	img = document.getElementById( 'rot_img_image' );
	img.src = rot_changeables_images[rot_current_item];

	if( ++rot_current_item >= rot_changeables_images.length ) rot_current_item = 0;
}