+
+
+ inh.callSuper = function(fnc){
+ var len = this.xynt_sup_cl.length;
+ for ( var i=0 ; i<len ; i++) {
+ var super = this.xynt_sup_cl[i];
+ if( (fnc in super.prototype) && (typeof super.prototype[fnc] == "function") ){
+ return super.prototype[fnc].apply(this,[].splice.call(arguments,1));
+ }
+ }
+ return null;
+ }
+