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accessing array elements present in form


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I have a html form in which the dropdown box is an array element now I have created a javascript function that get form as parameter .

1)I need to maniulate the values of the array present in the form

in the below code sendmail is the form sname is the field array

function addit(sendmail)


var x=document.sendmail.sname.length;


while( x>0 )


var skill=document.getElementById("sname[x]").value;



var anOption = document.createElement("OPTION");

anOption.innerText = skill;


anOption.Value = skill;





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