var keylist="abcdefghijklmnopqrstuvwxyz123456789"
var temp=''

function generatepass(plength){
temp=''
for (i=0;i<plength;i++)
temp+=keylist.charAt(Math.floor(Math.random()*keylist.length))
return temp
}

function populateform(enterlength){
document.pgenerate.password_auth.value=generatepass(enterlength)
document.pgenerate.repassword.value=document.pgenerate.password_auth.value
}