rem: propval = prompt("Enter the property value:", propval); if (!propval) return; 
add: var bundle = this.mPanel.panelset.stringBundle; var msg = bundle.getString("styleRulePropertyValue.message"); var title = bundle.getString("styleRuleEditProperty.title");  var propValue = { value: propval }; var dummy = { value: false };  if (!gPromptService.prompt(window, title, msg, propValue, false, dummy)) { return; } 
context:   cmdEditSelectedProperty: function()  {    var style = this.getSelectedRule().style;    var propname = this.getSelectedProp();    var propval = style.getPropertyValue(propname);    var priority = style.getPropertyPriority(propname);    propval = prompt("Enter the property value:", propval);    if (!propval) return;    style.removeProperty(propname);    style.setProperty(propname, propval, priority);    this.mPropsBoxObject.invalidate();  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/2e5037068b1cdfad71a584a4f840def35e6af75e/styleRules.js/clean/extensions/inspector/resources/content/viewers/styleRules/styleRules.js