// JavaScript Document
function switchCSS(o){
	if (!document.getElementById) return;
	
	var opts = o.getElementsByTagName('option'), actSheet = null;
	for (var i = 0; i < opts.length; i++) {
		var sheet = document.getElementById(opts.item(i).value);
		if (opts.item(i).selected) { actSheet = sheet; continue }
		sheet.rel = 'alternate stylesheet';
		sheet.disabled = true;
	}
	
	if (actSheet) {
		actSheet.disabled = false;
		actSheet.rel = 'stylesheet';
	}
	
}