function
select(
start,
end){
var
total=
end -
start+
1;
return
Math.
floor(
Math.
random()*
total +
start);
}
for(
i=
0;
i<
10;
i++){
document.
write(
select(
5,
10));
//5~10之间的随机数
document.
write(
"<br />")