// run function on window load
function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function activeTabColor() {
	var urlPathArr = window.location.pathname.split(/\//);
	var rootFolder;

	if ((urlPathArr[0] == "" && !urlPathArr[1]) || urlPathArr.length==0) {
		rootFolder="startside";
	} else if (urlPathArr[0] == "" && urlPathArr[1] != "") {
		rootFolder = urlPathArr[1];
	} else {
		rootFolder = urlPathArr[0];
	}

	elem = document.getElementById(rootFolder);
	if(elem) {
		elem.style.backgroundColor = 'white';
		elem.style.borderBottom = 'none';
	}
}

addLoadEvent(activeTabColor);