Load mask for panel in ExtJS 3

Question

I want to add a loading mask for a specific item/panel. I do some research abaout this. In ExtJS 4 there is a function for all component which is setLoading(). Is there any equivalent for ExtJS 3?

I want do smt like this: http://jsfiddle.net/molecule/pKq8X/

Answer 1

var myMask = new Ext.LoadMask(Ext.getBody(), {msg:"Please wait..."});
myMask.show();

refer: http://extjs.cachefly.net/ext-3.4.0/docs/ LoadMask