var timeTaken;
var str;
var val11,val12;
var val21,val22;
var val31,val32;
var s;
var OK=false;
function myDate (){current = new Date( ); s = current.toString( );return s}

function setValToNull (){val11=0;val12=0;val21=0;val22=0;val31=0;val32=0; return true}

function sum () {return val11+val12+val21+val22+val31+val32}


function check() {
if (sum()==0) {alert('No question answered !');return false};
if (sum()==1) {alert('Two answers are missing !');return false};
if (sum()==2) {alert('One answer is missing !');return false;}
return true}

function time() {
document.quiz.doSubmit.value=myDate();atStop=new Date();timeTaken=(atStop.getTime()-atStart.getTime())/1000;timeTaken=Math.round(timeTaken);str='benoetigte Zeit (in seconds): ';document.quiz.result.value=str + timeTaken;
return true}

function getCookie(name){
var cname = name + "=";               
var dc = document.cookie;             
    if (dc.length > 0) {              
    begin = dc.indexOf(cname);       
        if (begin != -1) {           
        begin += cname.length;       
        end = dc.indexOf(";", begin);
            if (end == -1) end = dc.length;
            return unescape(dc.substring(begin, end));
        } 
    }
return null;
}

function doOpen() {
window.location="solutionEnglish.html";
return 1;
}