processFlow

var items = [1,2,3,4];
var arrayCounter = -1;

function getFace(i)
{
	// ajax call
	//when done  call 
	// getFaceComplete()
}

function getFaceComplete(){
    arrayCounter++;
	// if there is anything in the array// 
	// doItem()
}

function doItem(){
	var item = items[arrayCounter];

	getFace(item);
}