var Utility = {
    turnOff:function(ObjNode)
    {
        if($(ObjNode)) $(ObjNode).style.display = "none";
    },
    turnOn:function(ObjNode)
    {
       if($(ObjNode)) $(ObjNode).style.display = "block";
    },
    turnOnInline:function(ObjNode)
    {
        if($(ObjNode)) $(ObjNode).style.display = "inline";
    },
    turnOnAbsolute:function(ObjNode,x,y)
    {
        if($(ObjNode))
		{
			$(ObjNode).style.display = "block";
			$(ObjNode).style.top = y+"px";
			$(ObjNode).style.left = x+"px";
		}
    },
    swap:function(id1,id2,time)
    {
		if($(id1)) $(id1).style.display = "none";
        if($(id2)) $(id2).style.display = "block";
    }
}