function checkValue(required) {
  var error = '';
  $("input."+required + ", textarea."+required, "#stockForm").each(function(){
    if($(this).val() == '') error += $(this).attr("name") + " is a required field \n";
  });
  return error;
}
$(document).ready(function(){
  $("#submit_button").click(function(){
    var error = checkValue("required");
    if(error == ''){
      var qs = '?action=process';
      $("input,textarea","#stockForm").each(function(){
        qs += '&'+$(this).attr("name") + '=' + escape($(this).val());
        if($(this).attr("name") == 'Email'){ qs+= '&imEmailField=' + escape($(this).val()); }
      });
      var url = "http://www.topfloortech.com/insitemetrics/uRMJ/uniformv2.php";
      qs += "&imReferrerField=" + escape(document.referrer);
      img = new Image(0,0);
      setTimeout(function(){img.src = url+qs;},300);
      return true;
 //     return window.location.href = $("#forward").val();
    }else{
      alert(error);
      return false;
    }
  });
});