var Products={initialize:function(){Products.setVerticals();$("products-list").setStyle("visibility","visible");Products.adders()},setVerticals:function(){var a=$$("#products-list .product");a.each(function(c,b){if(b%2==0){h=c.getStyle("height")}else{a[b-1].set({styles:{height:c.getStyle("height")>h?c.getStyle("height").toInt():h.toInt()}});a[b].set({styles:{height:c.getStyle("height")<h?h.toInt():c.getStyle("height").toInt()}})}})},adders:function(){var a=$$("#products-list .product-add");a.each(function(d,b){var e=d.getParent("form");var c=e.getElement("input[type=hidden]");var f=e.getElement("input[type=text]");f.addEvents({blur:function(){if(this.get("value").test(/^[1-9]{1}[0-9]*$/)){c.set("value",this.get("value"))}},focus:function(){this.set("value","")}});d.addEvent("click",function(){if(c.get("value").toInt()>0){e.submit()}else{alert("Zadejte prosím počet.")}})})}};window.addEvent("load",Products.initialize);