target = e.getTarget('a:not(.exi)', 3)
what does it mean?
the following code come from EXT EXAMPLE
onClick: function(e, target){alert(target);
if(target = e.getTarget('a:not(.exi)', 3)){
var cls = Ext.fly(target).getAttributeNS('ext', 'cls');
e.stopEvent();
if(cls){
var member = Ext.fly(target).getAttributeNS('ext', 'member');
this.loadClass(target.href, cls, member);
}else if(target.className == 'inner-link'){
this.getActiveTab().scrollToSection(target.href.split('#')[1]);
}else{
window.open(target.href);
}
}else if(target = e.getTarget('.micon', 2)){
e.stopEvent();
var tr = Ext.fly(target.parentNode);
if(tr.hasClass('expandable')){
tr.toggleClass('expanded');
}
}
},