// Search for colFirstName field
// Added by Website Providers, Inc. 06/18/02
//

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

// Validate colFirstName field
// Added by Website Providers, Inc. 06/18/02
//

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') {
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (val<min || max<val) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function validEmail(email) {
	invalidChars = " /:,;"
// cannot be empty
	if (email == "") {
		return false
	}
// does it contain any invalid characters?
	for (i=0; i<invalidChars.length; i++) {	
		badChar = invalidChars.charAt(i)
		if (email.indexOf(badChar,0) > -1) {
			return false
		}
	}

// there must be one "@" symbol
	atPos = email.indexOf("@",1)
	if (atPos == -1) {
		return false
	}

// and only one "@" symbol
	if (email.indexOf("@",atPos+1) != -1) {
		return false
	}

// and at least one "." after the "@"
	periodPos = email.indexOf(".",atPos)
	if (periodPos == -1) {
		return false
	}

// must be at least 2 characters after the "."
	if (periodPos+3 > email.length)	{
		return false
	}
	return true
}

// run the validEmail function
function checkAddress(inputStr) {
var mailValue = inputStr.value
	if (!validEmail(mailValue)) {
		alert("Please enter a valid email address")
		inputStr.focus()
		inputStr.select()
		return false
	} else {
	return true
	}
}	

/*
field name: colEmail
form name: mailList,calculator
put this in the text field: onBlur="checkAddress(this)"
OR, put this in the opening Form tag: onSubmit="return checkAddress(colEmail)"
where colEmail is the name of the e-mail text box
OR when submitting with a graphic, use this code in the anchor tag
of the graphic submit button: onClick="return checkAddress(colEmail)"
*/