function MM_validateForm() { //v2.0
  var i,objStr,field,theCheck,atPos,theNum,colonPos,min,max,err=0,errors='',sub=0,found='n';
  for (i=0; i<(MM_validateForm.arguments.length-2); i+=3) {
    objStr = MM_validateForm.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.substring(0,objStr.lastIndexOf('.')).
                 lastIndexOf('.'),objStr.length);  //fix layer ref if not supp
    field = eval(objStr);
    field.name = (field.name)?field.name:objStr;
    theCheck = MM_validateForm.arguments[i+2];
    if (field.value) { //IF NOT EMPTY FIELD
//* check field is not entirely spaces
      for (sub = 0; sub <= field.value.length-1; sub++) {
		if (field.value.substr(sub, 1) != ' ' && field.value.substr(sub, 1) != null)
		{found = 'y';
		}
	  }
	  if (found=='n' && theCheck.charAt(0) == 'R') 
		{errors += '- '+field.name+' is required.\n'; 
	  }
	   found='n'	
	//*  if (field.value == ' '  && theCheck.charAt(0) == 'R') {      //if a blank entered error
	//*		errors += '- '+field.name+' is required.\n'	
	//*  }

      if (theCheck.indexOf('isEmail') != -1) { //CHECK EMAIL
        atPos = field.value.indexOf('@');
        if (atPos < 1 || atPos == (field.value.length - 1))
          errors += '- '+field.name+' must contain an e-mail address.\n';
      }  else if (theCheck.indexOf('isDate') != -1) { //CHECK DATE VALIDATION
	a=field.value
	if (a.length != 8) err=1
	d = a.substring(0, 2)// day
	c = a.substring(2, 3)// '/'
	b = a.substring(3, 5)// month
	e = a.substring(5, 6)// '/'
	f = a.substring(6, 8)// year

	//basic error checking
	if (b<1 || b>12) err = 1
	if (c != '/') err = 1
	if (d<1 || d>31) err = 1
	if (e != '/') err = 1
	if (f<0 || f>99) err = 1
	
	//advanced error checking

	// months with 30 days
	if (b==4 || b==6 || b==9 || b==11){
		if (d==31) err=1
	}

	// february, leap year
	if (b==2){
		// feb
		var g=parseInt(f/4)
		if (isNaN(g)) {
			err=1
		}

		if (d>29) err=1
		if (d==29 && ((f/4)!=parseInt(f/4))) err=1
	}

	if (err==1) errors += '- '+field.name+' must contain a valid date.\n';

	} else if (theCheck != 'R') { //START NUM CHECKS
        theNum = parseFloat(field.value);
        if (field.value != ''+theNum) errors += '- '+field.name+' must contain a number.\n';
        if (theCheck.indexOf('inRange') != -1) { //CHECK RANGE
          colonPos = theCheck.indexOf(':');
          min = theCheck.substring(8,colonPos);
          max = theCheck.substring(colonPos+1,theCheck.length);
          if (theNum < min || max < theNum) //bad range
            errors += '- '+field.name+' must contain a number between '+min+' and '+max+'.\n';
    } } }
    else if (theCheck.charAt(0) == 'R') errors += '- '+field.name+' is required.\n';
  }
  if (errors) alert('The following error(s) occurred:\n'+
                    errors);
  document.MM_returnValue = (errors == '')
}