function showExpressInstall()

in content/tourdeflex/swfobject.js [312:357]
28 lines of code
15 McCabe index (conditional complexity)

	function showExpressInstall(att, par, replaceElemIdStr, callbackFn) {
		isExpressInstallActive = true;
		storedCallbackFn = callbackFn || null;
		storedCallbackObj = {success:false, id:replaceElemIdStr};
		var obj = getElementById(replaceElemIdStr);
		if (obj) {
			if (obj.nodeName == "OBJECT") { // static publishing
				storedAltContent = abstractAltContent(obj);
				storedAltContentId = null;
			}
			else { // dynamic publishing
				storedAltContent = obj;
				storedAltContentId = replaceElemIdStr;
			}
			att.id = EXPRESS_INSTALL_ID;
			if (typeof att.width == UNDEF || (!/%$/.test(att.width) && parseInt(att.width, 10) < 310)) { att.width = "310"; }
			if (typeof att.height == UNDEF || (!/%$/.test(att.height) && parseInt(att.height, 10) < 137)) { att.height = "137"; }
			doc.title = doc.title.slice(0, 47) + " - Flash Player Installation";
			var pt = ua.ie && ua.win ? "ActiveX" : "PlugIn",
				fv = "MMredirectURL=" + encodeURI(window.location).toString().replace(/&/g,"%26") + "&MMplayerType=" + pt + "&MMdoctitle=" + doc.title;
			if (typeof par.flashvars != UNDEF) {
				par.flashvars += "&" + fv;
			}
			else {
				par.flashvars = fv;
			}
			// IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
			// because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
			if (ua.ie && ua.win && obj.readyState != 4) {
				var newObj = createElement("div");
				replaceElemIdStr += "SWFObjectNew";
				newObj.setAttribute("id", replaceElemIdStr);
				obj.parentNode.insertBefore(newObj, obj); // insert placeholder div that will be replaced by the object element that loads expressinstall.swf
				obj.style.display = "none";
				(function(){
					if (obj.readyState == 4) {
						obj.parentNode.removeChild(obj);
					}
					else {
						setTimeout(arguments.callee, 10);
					}
				})();
			}
			createSWF(att, par, replaceElemIdStr);
		}
	}