rem:  if(!div.parentNode) { 
add:    if(!div.parentNode || (div.parentNode.nodeType == 11)) { 
context:     addControlToMap: function (control, px) {        control.setMap(this);        var div = control.draw(px);        if (div) {            // only elements without parents should be appended to the viewport            if(!div.parentNode) {                div.style.zIndex = this.Z_INDEX_BASE['Control'] +                                    this.controls.length;                this.viewPortDiv.appendChild( div );            }        }    },
meta: 1027	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1027/157bdf5283686aee507053222aa26bf8e06a3805/Map.js/clean/lib/OpenLayers/Map.js