function validate_form_4_input_28(myfocus)
{
  var message='';

  var valfield=document.forms.form4.Manufacturer;
  var infoid='form_4_info_td_28';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_29(myfocus)
{
  var message='';

  var valfield=document.forms.form4.ModelNumber;
  var infoid='form_4_info_td_29';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_30(myfocus)
{
  var message='';

  var valfield=document.forms.form4.SerialNumber;
  var infoid='form_4_info_td_30';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_32(myfocus)
{
  var message='';

  var valfield=document.forms.form4.Descriptionofproblem;
  var infoid='form_4_info_td_32';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_33(myfocus)
{
  var message='';

  var valfield=document.forms.form4.Lookingforaspecificpart;
  var infoid='form_4_info_td_33';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_34(myfocus)
{
  var message='';

  var valfield=document.forms.form4.ContactInformation;
  var infoid='form_4_info_td_34';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var requirederror='Error: This field is required!';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (!hasValue(valfield)) message=addError(message,requirederror);
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function validate_form_4_input_35(myfocus)
{
  var message='';

  var valfield=document.forms.form4.email;
  var infoid='form_4_info_td_35';
  var infoclass='form_4_info';
  var errorclass='form_4_error';
  var spamerror='Error: http: < > are not allowed!';
  var word1='http:';
  var word2='<';
  var word3='>';
  if (''==message && hasValue(valfield) && ( valfield.value.toLowerCase().indexOf( word1.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word2.toLowerCase() )>=0 || valfield.value.toLowerCase().indexOf( word3.toLowerCase() )>=0 )) message=addError(message,spamerror);

  if (''==message) {showInfo(infoid,infoclass,''); return true;}
  else {showInfo(infoid,errorclass,message); if (myfocus) mysetfocus(valfield); return false;}

}

function onsubmit_form_4()
{
  var errs=0;

  var warning='There are errors which need correction.';
  if (!validate_form_4_input_35(true)) errs+=1;
  if (!validate_form_4_input_34(true)) errs+=1;
  if (!validate_form_4_input_33(true)) errs+=1;
  if (!validate_form_4_input_32(true)) errs+=1;
  if (!validate_form_4_input_30(true)) errs+=1;
  if (!validate_form_4_input_29(true)) errs+=1;
  if (!validate_form_4_input_28(true)) errs+=1;

  if (errs>0)  alert(warning);

  return (errs==0);
}