beforeEach(function () {
	this.baseAssetsPath = "../_assets/";

	this.getFilePath = function (fileObj) {
		if (typeof fileObj == "string") {
			return this.baseAssetsPath + fileObj;
		} else {
			return this.baseAssetsPath + fileObj.src;
		}
	}

	this.findClass = function (selector) {
		// search backwards because the last match is more likely the right one
		for (var i = document.styleSheets.length - 1; i >= 0; i--) {
			var cssRules = document.styleSheets[i].cssRules ||
						   document.styleSheets[i].rules || []; // IE support
			for (var c = 0; c < cssRules.length; c++) {
				if (cssRules[c].selectorText === selector) {
					return true;
				}
			}
		}
		return false;
	}
});