var itemId = ["item2","item3","item4","item5","item6","item7","item8","item9","item10"]; 
var itemIndex = 0;

var subItemId = ["subItem1","subItem2","subItem3","subItem4","subItem5","subItem6","subItem7","subItem8","subItem9","subItem10"]; 
var subItemIndex = 0;

var articleItemId = ["articleItem1","articleItem2","articleItem3","articleItem4","articleItem5","articleItem6","articleItem7","articleItem8","articleItem9","articleItem10"]; 
var articleItemIndex = 0;