/**
* Styleswitcher
* 
* Venligst udlånt af Mads Jørgensen ;)
*/
function setActiveStyleSheet(title) {
	var i, a, l = document.getElementsByTagName("link");
	for(i=0; i < l.length && (a = l[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = (a.getAttribute("title") != title);
		}
	}
}
function enableSpecialStylesheets() {
	var i, a, l = document.getElementsByTagName("link");
	for(i=0; i < l.length && (a = l[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("href").indexOf("safari") != -1) {
			a.disabled = !is.safari;
		}
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("href").indexOf("opera") != -1) {
			a.disabled = !is.opera;
		}
	}
}