var path_to_thumbe='5/'; 
var num_of_thumbe=8;
var code_nume=num_of_thumbe-1;
thumbse = new Array(code_nume);
<!-- Script writed by Doctor, 2003, for questions knock ICQ 171114296 :o)) -->
function gene(n){return (Math.round(Math.random()*n)+1);}
function check_nume(num){
for (j=0;j<=code_nume;j++){if (thumbse[j]==num) return false};
return true;}

ex=gene(code_nume);
for (k=0;k<=code_nume;k++){
if (check_nume(ex)) {thumbse[k]=ex;}
	else {
		while (check_nume(ex)==false) {ex=gene(num_of_thumbe-1)};
		thumbse[k]=ex;
		}
}
var te=0;
function thumb_viewe(){
document.writeln('<IMG SRC="'+path_to_thumbe+thumbse[te]+'.jpg">');
t++;
}