rem: var element = Utils.getElementAt(elementId, this.context);  var display = Utils.getStyleProperty(element, "display"); var visible = Utils.getStyleProperty(element, "visibility");  respond(this.context, "isElementDisplayed", display != "none" && visible != "hidden"); 
add: var element = Utils.getElementAt(elementId, this.context);  var display = Utils.getStyleProperty(element, "display"); var visible = Utils.getStyleProperty(element, "visibility");  respond(this.context, "isElementDisplayed", display != "none" && visible != "hidden"); 
context: FirefoxDriver.prototype.isElementDisplayed = function(respond, elementId) {	var element = Utils.getElementAt(elementId, this.context);		var display = Utils.getStyleProperty(element, "display");	var visible = Utils.getStyleProperty(element, "visibility");		respond(this.context, "isElementDisplayed", display != "none" && visible != "hidden");};
meta: 3428	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3428/3d58fefd2379fe19ae5bc4540e46171c91481d00/wrappedElement.js/clean/firefox/src/extension/components/wrappedElement.js