<script>
    var randomChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';

var matrice = [];
var n = 6;



document.write("<table>");
var theresult1 = "";
var result1helper = "";
var thecircle = 0;


var results = [];
var results2 = [];
for(var s=0;s<n;s++)
{
document.write("<tr>");
    matrice[s] = [];
	for(var i=0;i<n;i++)
	{
    	matrice[s][i] = randomChars.charAt(Math.floor(Math.random() * randomChars.length));//s*n+i;
		document.write("<th>"+matrice[s][i]+"</th>");
        /*if(s == thecircle || i == n-1) theresult1 += matrice[s][i];
        if((i == thecircle || s == n-1) && i != s) result1helper = matrice[s][i] + result1helper*/
	}
    document.write("</tr>");

}


for(var s=0;s<n;s++)
{
	if(s<n/2)
    {
    results[s] = "";
    results2[s] = "";
    }
	for(var i=0;i<n;i++)
	{
		if((s<n/2 || i>n/2) && i>=s && i <n-s)
        {
        	results[s] += matrice[s][i] + " ";
        }

        if(i>n/2 && i > s-1 && i > n-s-1)
        {
        	results[n-i-1] += matrice[s][i] + " ";
        }

		if((s>n/2) && i >= n-s-1 && i < s)
        {
        	results2[n-s-1] = " " + matrice[s][i] + results2[n-s-1] ;
        }


        if(i<n/2 && s <n-i-1 && s > i)
        {
        	results2[i] = " " + matrice[s][i] + results2[i];
        }

	}
}

document.write("</table><br><br>");



for(var s=0;s<n/2;s++)
{
document.write("<b>Result "+s+":</b> " + results[s] + results2[s]+"<br>");

}
//document.write("<b>Result 2:</b> " + results2[1]);

</script>