var sLquantity = new Class({
		initialize:function(options){
			this.setOptions(options);
			this.gather(options);
		},
		setOptions:function(options){
			this.options = Object.extend( { }, options || {} );
		},
		gather:function(options, el, op){
					$$(options.plusClass).each(function(el){
							$(el).addEvent('mousedown',this.plusHref.bind(this));
						}.bind(this) );
						
					$$(options.minusClass).each(function(el){
							$(el).addEvent('mousedown', this.minusHref.pass([el], this));
						}.bind(this) );
		},
		fX:function(options, stack){
				introFx = new Fx.Style(stack, 'opacity', {duration: options.introDur, transition: Fx.Transitions.linear});
					introFx.start(0 ,1);
		},
		minusHref:function(el){		
			if( $$(this.options.minusClass).length > 1) 
					$(el).parentNode.remove();
		},
		plusHref:function(){
				var stack = this.cloneObj(this.options.conId).injectAfter(this.options.conId).setOpacity(0);
				stack.getChildren().each(function(el){
							var minusClass = this.options.minusClass.split('.');
							var plusClass = this.options.plusClass.split('.');
																
						if( $(el).hasClass(minusClass[1])){
								//$(el).removeEvents('mousedown', this.minusHref.bind(this));
								if(window.ie) $(el).detachEvent('onmousedown', this.plusHref.bind(this));
								$(el).addEvent('mousedown', function(){ alert('test'); }.bind(this));
								}
								//$(el).addEvent('mousedown', this.minusHref.pass([el], this));
								
						if( $(el).hasClass(plusClass[1])){
								//$(el).removeEvents('mousedown', this.plusHref.bind(this));
								if(window.ie) $(el).detachEvent('onmousedown', this.plusHref.bind(this));
								$(el).addEvent('mousedown', function(){ alert('test'); }.bind(this));
								}
								//$(el).addEvent('mousedown',this.plusHref.bind(this));
				
						}.bind(this) );
				this.fX(this.options, stack);
		},
		cloneObj:function(el){
			return $(el).clone();
		}

});