// FTP Login Validation

function check(){ 
	if(document.login_form.login.value==''){
		alert('Please Enter your Username');return false;} 
			else if(document.login_form.password.value==''){
		alert('Please Enter your Password');return false;} 
return true;
}
 
// CSS Styles

var isMac = navigator.userAgent.indexOf("Mac") != -1
if (isMac) {
		document.write("<link rel='stylesheet' type='text/css' HREF='/persistent/css/style_mac.css' />")
		} else {
		document.write("<link rel='stylesheet' type='text/css' HREF='/persistent/css/style.css' />")
}