function hideLayer(whichLayer) {

if (document.getElementById) {
document.getElementById(whichLayer).style.display = "none";
}
else if (document.all) {
document.all[whichlayer].style.display = "none";
}
else if (document.layers) {
document.layers[whichLayer].display = "none";
}

}

function showLayer(whichLayer) {

if (document.getElementById) {
document.getElementById(whichLayer).style.display = "block";
}
else if (document.all) {
document.all[whichlayer].style.display = "block";
}
else if (document.layers) {
document.layers[whichLayer].display = "block";
}

}

function handleClick(whichClick,dv) {

if (whichClick == "hide it") {
hideLayer(dv);
}
else if (whichClick == "show it") {
showLayer(dv);
}

}


function validate(inComingForm)
{
  if (!notBlank(inComingForm.name.value))
  {
    document.myForm.name.focus();
    return
  }
  email=inComingForm.em.value.replace(/^\s*|\s*\$/g,"");
  if (!isEmail(email))
  {
   document.myForm.em.focus();
   return;
  }
 inComingForm.submit() ;
}

function addfav()
{
   if (document.all)
      {
      window.external.AddFavorite
      ("http://www.jobvolume.com","Jobvolume - The job search engine.")
    }
}
function textCounter(field,cntfield,maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else
cntfield.value = maxlimit - field.value.length;
}