function trim(a) {
  var b = "";
  for(i = 0; i < a.length; i++)
    if(a.charAt(i) != " ")
        b += a.charAt(i);
  return b;
}

function submitenter(myfield,e)
{
//input mezőbe: onKeyPress="return submitenter(this,event);"
var keycode;
if (window.event) keycode = window.event.keyCode;
else if (e) keycode = e.which;
else return true;

if (keycode == 13)
   {
   document.getElementById('search_prod_submit_div').onclick();
   return false;
   }
else
   return true;
}