if (tk_castellini_dynamicThumbBar__barObjectID==null) var tk_castellini_dynamicThumbBar__barObjectID = "thumber";
if (tk_castellini_dynamicThumbBar__offsetWidth==null) var tk_castellini_dynamicThumbBar__offsetWidth = 896;
var tk_castellini_dynamicThumbBar__barObject = document.getElementById(tk_castellini_dynamicThumbBar__barObjectID);
var tk_castellini_dynamicThumbBar__barWidth=$(tk_castellini_dynamicThumbBar__barObjectID).getWidth(); 
var tk_castellini_dynamicThumbBar__barHeight=$(tk_castellini_dynamicThumbBar__barObjectID).getHeight(); 
if (tk_castellini_dynamicThumbBar__tabs==null) var tk_castellini_dynamicThumbBar__tabs=3; 
var tk_castellini_dynamicThumbBar__actualTab=0; 

function doForward() {
 	if (tk_castellini_dynamicThumbBar__actualTab<tk_castellini_dynamicThumbBar__tabs) {
 		new Effect.MoveBy(tk_castellini_dynamicThumbBar__barObjectID, 0, -tk_castellini_dynamicThumbBar__offsetWidth , { duration: 0.2, transition: Effect.Transitions.sinoidal});
 		tk_castellini_dynamicThumbBar__actualTab +=1;
 	}
}
function doBackward() {
 	if (tk_castellini_dynamicThumbBar__actualTab>0) {
 		new Effect.MoveBy(tk_castellini_dynamicThumbBar__barObjectID, 0, +tk_castellini_dynamicThumbBar__offsetWidth , { duration: 0.2, transition: Effect.Transitions.sinoidal});
 		tk_castellini_dynamicThumbBar__actualTab -=1;
 	}
}

function selectTab(tab) {
 	tk_castellini_dynamicThumbBar__actualTab=tab; 
	new Effect.MoveBy(tk_castellini_dynamicThumbBar__barObjectID, 0, -tab*(tk_castellini_dynamicThumbBar__offsetWidth) , { duration: 0, transition: Effect.Transitions.sinoidal});
	document.getElementById("topBar").style.display="";
}