var dw_event={add:function(d,c,a,b){b=b||false;if(d.addEventListener){d.addEventListener(c,a,b)}else{if(d.attachEvent){d.attachEvent("on"+c,a)}}},remove:function(d,c,a,b){b=b||false;if(d.removeEventListener){d.removeEventListener(c,a,b)}else{if(d.detachEvent){d.detachEvent("on"+c,a)}}},DOMit:function(a){a=a?a:window.event;a.tgt=a.srcElement?a.srcElement:a.target;if(!a.preventDefault){a.preventDefault=function(){return false}}if(!a.stopPropagation){a.stopPropagation=function(){if(window.event){window.event.cancelBubble=true}}}return a}};