in MotionMark/resources/debug-runner/debug-runner.js [403:415]
updateEditsElementsState: function()
{
var editsElements = this._editsElements();
var showComplexityInputs = optionsManager.valueForOption("controller") == "fixed";
for (var i = 0; i < editsElements.length; ++i) {
var editElement = editsElements[i];
if (showComplexityInputs)
editElement.classList.add("selected");
else
editElement.classList.remove("selected");
}
},