function confirmSubmit()
{
var agree=confirm("Are you sure you wish to continue?");
if (agree)
	return true ;
else
	return false ;
}

function fieldname(fld)
{ // get the field label text or name
  if(fld.id && document.getElementsByTagName)
  {
    for(var i= 0, lbl= document.getElementsByTagName('LABEL'); i < lbl.length; i++)
      if(lbl[i].htmlFor==fld.id) return lbl[i].nodeValue||lbl[i].textContent||lbl[i].innerText;
    for(var i= 0, lbl= document.getElementsByTagName('label'); i < lbl.length; i++)
      if(lbl[i].htmlFor==fld.id) return lbl[i].nodeValue||lbl[i].textContent||lbl[i].innerText;
  }
  return fld.name||fld.type;
}

function checkFloatRange(fld,minVal,maxVal,sep)
{
  if(!fixFloat(fld)) return false;
  var val= parseFloat(fld.value);
  if(val < minVal) { status= 'The '+fieldname(fld)+' field must be no less than '+minVal+'.'; return false; }
  if(val > maxVal) { status= 'The '+fieldname(fld)+' field must be no greater than than '+maxVal+'.'; return false; }
  return true;
}

function fixFloat(fld,sep)
{ // decimal number check/complainer 
  if(!fld.value.length||fld.disabled||fld.value=="null") return true; // blank fields are the domain of requireValue 
  var val= fld.value;
  if(typeof(sep)!='undefined') val= val.replace(new RegExp(sep,'g'),'');
  val= parseFloat(fld.value);
  if(isNaN(val))
  { // parse error 
    status= 'The '+fieldname(fld)+' field must contain a number.';
    return false;
  }
  fld.value= val;
  return true;
}

function checkEmail(fld)
{ // simple email check
  if(!fld.value.length&&fld.value.length>0||fld.disabled) return true; // blank fields are the domain of requireValue 
  var emailfmt= /^\w+([.-]\w+)*@\w+([.-]\w+)*\.\w{2,8}$/;
  if(!emailfmt.test(fld.value))
  { status= 'The '+fieldname(fld)+' field must contain a valid email address.'; return false; }
  return true;
}

function autocheckByName(frm) 
{ // uses names of form elements to determine type 
  for(var index= 0; index < frm.elements.length; index++)
  {
    var el= frm.elements[index];
    if(!el.type) continue;
    if(el.type == 'text' || el.type == 'password')
    { // text fields 
      if(( el.name.substring(0,1) == el.name.substring(0,1).toUpperCase() || 
        nameContains(el.name,'Required')) && el.value.length == 0)
      { alert('The '+fieldname(el)+' field cannot be left blank.'); el.focus(); return false; }
      if(nameContains(el.name,'Date') && !fixDate(el))
      { alert(status); el.focus(); return false; }
      if(nameContains(el.name,'Time24') && !fixTime24(el))
      { alert(status); el.focus(); return false; }
      if(nameContains(el.name,'Time') && !fixTime(el))
      { alert(status); el.focus(); return false; }
      if(nameContains(el.name,'SSN') && !fixSSN(el))
      { alert(status); el.focus(); return false; }
      if(nameContains(el.name,'CC') && !fixCreditCard(el))
      { alert(status); el.focus(); return false; }
      if(nameContains(el.name,'Email') && !checkEmail(el))
      { alert(status); el.focus(); return false; }
      if( ( nameContains(el.name,'Phone') ||
        nameContains(el.name,'Fax') || 
        nameContains(el.name,'Pager') ) &&
        !fixPhone(el))
      { alert(status); el.focus(); return false; }
    }
    // handle required select and select-multiple 
    else if(el.type.substring(0,3) == 'sel' && 
      (el.name.substring(0,1) == el.name.substring(0,1).toUpperCase() || 
      nameContains(el.name,'Required')) && el.selectedIndex == -1)
    { alert(status); el.focus(); return false; }
    // handle required checkbox
    else if(el.type == 'checkbox' && 
      (el.name.substring(0,1) == el.name.substring(0,1).toUpperCase() || 
      nameContains(el.name,'Required')) && !requireChecked(el))
    { alert(status); el.focus(); return false; }
    else if(el.type == 'radio' && !requireRadio(frm[el.name]))
    { alert(status); frm.elements[index].focus(); return false; }
  }
  for(var index= 0; index < frm.elements.length; index++)
    if(frm.elements[index].type == 'submit') frm.elements[index].disabled= true;
  return true;
}

function isMemberOf(elem,classname)
{ // checks to see if elem is a member of the (style) class 
  // trivial cases first: no membership or simple equality
  if(!elem.className)
    return false
  else if(elem.className == classname)
    return true;
  else if(elem.className.indexOf(' ') > -1)
  { // multiple class names; use split, if avail 
    if(parseInt(navigator.appVersion) >= 4)
    {
      var names= elem.className.split(' ');
      for(var index= 0; index < names.length; index++)
        if(names[index] == classname)
          return true;
    }
    // older browsers can fake it 
    // WARNING: "fine" can be found in "oldRefined"
    else if(elem.className.indexOf(classname) > -1)
      return true;
  }
  return false;
}

function checkClass(el)
{ // validate the field, based on class membership
  if(el.type == 'text' || el.type == 'password')
  { // text fields 
    if(isMemberOf(el,'required') && !requireValue(el)) return false;
    if(isMemberOf(el,'date') && !fixDate(el)) return false;
    if(isMemberOf(el,'time') && !fixTime(el)) return false;
    if(isMemberOf(el,'time24') && !fixTime24(el)) return false;
    if(isMemberOf(el,'ssn') && !fixSSN(el)) return false;
    if(isMemberOf(el,'cc') && !fixCreditCard(el)) return false;
    if(isMemberOf(el,'phone') && !fixPhone(el)) return false;
    if(isMemberOf(el,'money') && !fixMoney(el)) return false;
    if(isMemberOf(el,'int') && !fixInt(el)) return false;
    if(isMemberOf(el,'float') && !fixFloat(el)) return false;
    if(isMemberOf(el,'email') && !checkEmail(el)) return false;
  } // handle required select and select-multiple 
  else if(el.type == 'checkbox' && 
    isMemberOf(el,'required') && !requireChecked(el)) return false;
  else if(el.type.substring(0,3) == 'sel' && 
    isMemberOf(el,'required') && el.selectedIndex == -1) return false;
  return true;
}

function autocheckByClass(frm) 
{ // uses the CSS class of form elements to determine type 
  for(var index= 0; index < frm.elements.length; index++)
  {
    var el= frm.elements[index];
    if(!el.type) continue;
    if(el.type == 'radio' && !requireRadio(frm[el.name]))
    { alert(status); frm.elements[index].focus(); return false; }
    else if(!checkClass(frm.elements[index])) 
    { alert(status); frm.elements[index].focus(); return false; }
  }
  for(var index= 0; index < frm.elements.length; index++)
    if(frm.elements[index].type == 'submit') frm.elements[index].disabled= true;
  return true;
}

function autocheckByBlur(frm)
{ // uses the onBlur handler of form elements to check value 
  status= '';
  for(var index= 0; index < frm.elements.length; index++)
  {
    var el= frm.elements[index];
    if(!el.type) continue;
    if(el.type == 'radio' && !requireRadio(frm[el.name]))
    { alert(status); frm.elements[index].focus(); return false; }
    else if(el.type != 'hidden' && el.name && el.onblur)
    {
      el.onblur();
      if(status) { alert(status); el.focus(); return false; }
    }
  }
  for(var index= 0; index < frm.elements.length; index++)
    if(frm.elements[index].type == 'submit') frm.elements[index].disabled= true;
  return true;
}

function canCheckByBlur(frm)
{ // determines whether programmatic invocation of form element onblur is available
  for(var index= 0; index < frm.elements.length; index++)
  {
    var el= frm.elements[index];
    if(!el.type) continue;
    if(el.type != 'hidden' && el.name && typeof(el.onblur)=='function') return true;
  }
  return false;
}

function autocheck(frm)
{ // uses the best available method to check form values 
  var bchar= navigator.appName.substring(0,1);
  if(isMemberOf(frm,'autocheck'))
  { return autocheckByClass(frm); }
  else if(canCheckByBlur(frm))
  { return autocheckByBlur(frm); }
  else
  { return autocheckByName(frm); }
}