function QuickAccess(){
    this.modulId = null;
    this.selectorId = null;
    this.items = new Array();
    this.firstOptionText = "Wählen Sie einen Artikel aus";
    
        
    this.addItem = function(id, optionText){
        var item = { id: null, obj: null, value: "", text: "item" };
        item.id = id;
        item.obj = d_obj(id);
        item.value = id;
        item.text = optionText;
        
        if (item.obj) {
            item.obj.style.display = "none";
            this.items[this.items.length] = item;
        }
    };
    
    this.showItem = function(id){
        this.hideItems();
        var obj = this.getItemObjectById(id);
        if (obj){
            obj.style.display = "block";
        }
    };
    
    this.hideItems = function(){
        for(var i=0; i<this.items.length;i++){
            this.items[i].obj.style.display = "none";
        }
    };
    
    this.getItemObjectById = function(id){
        for(var i=0; i<this.items.length;i++){
            if (this.items[i].id == id) return this.items[i].obj;
        }
        return null;        
    };
    this.init = function(modulId, selectorId){
        this.modulId = modulId;
        this.selectorId = selectorId;
        
        if ((d_obj(this.modulId)) && (d_obj(this.selectorId))) {
            d_obj(this.modulId).style.display = "block";
            this.setSelectOptions(this.selectorId, this.items, this.firstOptionText);
        }
        
    };
    
    this.setSelectOptions = function(id, items, text){
        var obj = d_obj(id);
        if (obj) {
            for (var i=0; i<obj.options.length; i++){
                obj.options[i] = null;
            }
            var item = new Option(text,'',false,true);
            obj.options[0] = item;
            for(var i=0; i<items.length; i++){
                var item = new Option(items[i].text,items[i].value, false, true);
                obj.options[i+1] = item; 
            }
            obj.options[0].selected = true;
        }
    };
    
}