remove: function(index, to){
if(index === undefined)
index = this.active;
if(typeof index == 'string')
index = this.getIndexByXid(index);
if(typeof to == 'string')
to = this.getIndexByXid(to);
var length = this.getLength();
if(length>1){
var me = this;
this.to(to || 0, function(){
var content = me.contents[index];
justep.Array.remove(me.contents, content);
Component.removeComponent(content);
});
}else{
var content = this.contents[index];
justep.Array.remove(this.contents, content);
Component.removeComponent(content);
delete this.active;
}
},
this.to(to || 0, function(){
var content = me.contents[index];
justep.Array.remove(me.contents, content);
Component.removeComponent(content);
});