var unavailables = new Array();
for (i = 0; i < 17; i++)
unavailables[i] = new Array();

function reset()
{
document.getElementById('sorry').className="hide";
document.getElementById('congrats').className="hide";
}

function showBlock(blockId)
{
reset(); document.getElementById(blockId).className="show";
}

function available() 
{
reset();

var flag = false;
var job = document.getElementsByTagName("option");
var i;
for (i = 0; i < job.length; i++)
{
if (job[i].value == document.AreaForm.JobType.value) break;
}

if (unavailables[i] && unavailables[i][0] == "any") flag = true;
else 
for (j = 0; j < unavailables[i].length; j++)
if (unavailables[i][j] == document.AreaForm.ZipCode.value) flag = true;

if (flag == true)
showBlock("sorry");
else showBlock("congrats");
}