var Common=Class.create();Common.prototype={initialize:function(){var elms=document.getElementsByClassName('_blank');for(i=0;i<elms.length;i++){Event.observe(elms[i],'click',function(e){this.openWindow(e);}.bind(this),false);}},openWindow:function(e){if(e.target.tagName=='A'){window.open(e.target.href);}else{window.open(e.target.parentNode.href);}e.stop();}};Event.observe(window,'load',commonInit,false);var commonInit=null;function commonInit(){common=new Common();}