gistfile1.js

        this.myDataSource.responseSchema = {
            fields: ["fila",{key:"dia",parser:"number"}]
        };
	var formatEvent = function ( el , oRecord , oColumn , oData) {
	  el.inner.HTML = oData;
	  oColumn="dia";
	  YAHOO.util.Dom.addClass(el, "cal-first-uh");

        };
     var myArray = new Array(288*7);

     var myColumnDefs = [

       {dia:"0", label:"lunes", width:"100", formatter:formatEvent},
       {dia:"1", label:"martes", width:"100", formatter:formatEvent},
       {dia:"2", label:"miercoles", width:"100", formatter:formatEvent},
       {dia:"3", label:"jueves", width:"100", formatter:formatEvent},
       {dia:"4", label:"viernes", width:"100", formatter:formatEvent},
       {dia:"5", label:"sabado", width:"100", formatter:formatEvent},
       {dia:"6", label:"domingo", width:"100", formatter:formatEvent}
     ];