"+""+
"The prime numbers, up to 300,000."+
" "+
""+
"";
for (count=3; count < max ; count+=2){
if (num[count]==null) {
for ( counted = count*count ; counted <= max ; counted += count*2 ){
num[counted]=1;
}
}
}
function analyse(){
var number = 0
var start = parseInt(parent.frames[1].document.forms[0].start.value);
var end = parseInt(parent.frames[1].document.forms[0].end.value);
parent.frames[2].document.open();
parent.frames[2].document.write("");
parent.frames[2].document.write("Prime Numbers are :
");
number++
}
if ( end > max ){
alert("Max. up to "+max);
return;
}
if ( start > end ){
alert("No reverse order!");
return;
}
if ((start%2)==0){start += 1}
for(count=start ; count<=end ; count+=2){
if (num[count]==null){
parent.frames[2].document.write("
" + count+ "
");
number++;
if (number%10==0) {
parent.frames[2].document.write("
