add: jsMath.hiddenTop = jsMath.hidden; 
context:   HTML: function () {    jsMath.hidden = this.TopHTML("Hidden",{'class':"normal"},{      position:"absolute", top:0, left:0, border:0, padding:0, margin:0    });    return;  },
meta: 7708	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7708/39e543f846ebf9878a2a39accded2b2539adb909/jsMath.js/clean/htdocs/jsMath/jsMath.js