/*****************************************\
||
||    HTML Form Validation Functions
||
|| _____________________________________
||
||  Created by: Eric Hemesath - hemesathej
||  Created on: 09-23-2002
|| Last Update: 10-31-2003
|| _____________________________________
||
|| Functions:
||	   chkNull(): Checks for Null Fields
||			takes(The error message to display,The name of the HTML form,The name of the html form element)
||	chkNumeric(): Checks for invalid characters in a numeric field. REMOVES %,*,-,#,=,+,$ FROM INPUT
||			takes(The label of the field,The name of the HTML form,The name of the html form element)
||	    chkZip(): Checks characters  and length of zip codes
||			takes(The name of the HTML form,The name of the html form element)
||     chkPhone(): Checks characters  and  length of US phone #s  
||			takes(The name of the HTML form,The name of the html form element)
||     chkEmail(): Checks for correct email format
||			takes(The name of the HTML form,The name of the html form element)
||	   chkDate(): Checks for valid date format MUST USE DD-MON-YYYY
||			takes(The separator you wish to use,The name of the HTML form,The name of the html form element)
||	   chkSpace(): Checks for spaces in desired field
||			takes(The title of the field,The name of the HTML form,The name of the html form element)
||	   cnfmField(): Checks two HTML form fields to see if they match
||			takes(The error message to display,The name of the HTML form,The name of the first html form element,The name of the second html form element)
|| _____________________________________
||
|| JS FILES THAT CALL THIS FILE:
||	AdjusterSignup.js
||  	AdjusterProfile.js
||	AgentSignup.js
||  	AgentProfile.js
||	Broker.js
||	Customer.js
||	LossPayee.js
||	PolicyLine.js
||	PolicyholderSignup.js
||  	PolicyholderProfile.js
||

\*****************************************/

///------------------------------------------------------------------------------
function chkNull(msg,form,element) {
	if (document.forms[form].elements[element].value == "") {
		alert(msg);
		document.forms[form].elements[element].focus();
		return false;
	}
}

//-------------------------------------------------------------------------------
function chkNumeric (label,form,element) {
	var num = document.forms[form].elements[element].value;
	num = num.replace(/[\%\*\-\#\=\+\$\ ]/g, '');
	if (isNaN(num)) {
		alert("The " + label + " field contains invalid characters.\n\nValid Characters: '0-9' .");
		document.forms[form].elements[element].value = num;
		document.forms[form].elements[element].focus();
		return false;
	}
	else {
	document.forms[form].elements[element].value = num;
	}
}

//-------------------------------------------------------------------------------
function chkZip(form,element) {
	var zip = document.forms[form].elements[element].value;
	zip = zip.replace(/[\(\)\.\-\ ]/g, '');
	if (isNaN(zip)) {
		alert("The zip code contains invalid characters.\n\nValid Characters: '0-9' -");
		document.forms[form].elements[element].focus();
		return false;
	}
	else {
		if (! (zip.length == 9 || zip.length == 5 || zip.length == 0)) {
			alert("The zip code should either be 5 or 9 characters long");
			document.forms[form].elements[element].focus();
			return false;
		}
	}
}

//-------------------------------------------------------------------------------
function chkPhone(form,element) {
	var phoneNum = document.forms[form].elements[element].value;
	phoneNum = phoneNum.replace(/[\(\)\.\-\ ]/g, '');
	if (isNaN(phoneNum)) {
		alert("The phone number contains invalid characters.\n\nValid Characters: - ( ) '0-9'");
		document.forms[form].elements[element].focus();
		return false;
	}
	else {
		if (phoneNum.length != 10 && phoneNum.length != 0) {
			alert("The phone number should be 10 digits in length.");
			document.forms[form].elements[element].focus();
			return false;
		}
	}
}

//-------------------------------------------------------------------------------
function chkEmail(form,element) {
	var emailAddress = document.forms[form].elements[element].value;

		if	((emailAddress.indexOf('@') <= 0 || emailAddress.indexOf('@',emailAddress.indexOf('@')+1)-emailAddress.indexOf('@') > 0) || ((emailAddress.charAt(emailAddress.length-4) != '.') && (emailAddress.charAt(emailAddress.length-3) != '.'))) {
				alert("Please enter one valid email address.\n\nExample: user@rainhail.com");
				document.forms[form].elements[element].focus();
				return false;
		}
}

//-------------------------------------------------------------------------------
function chkDate (separator,form,element) {
	var date = document.forms[form].elements[element].value;
	date = date.replace(/[\/\.\-\ ]/g, separator);
	if (date.indexOf("-") < 1) {
			alert("The format of the date field is incorrect.\n\nValid Format: DD-MON-YYYY");
			document.forms[form].elements[element].focus();
			return false;
	}
	else {
		if (date.length < 10 || date.length > 11) {
			alert("The format of the date field is incorrect.\n\nValid Format: DD-MON-YYYY");
			document.forms[form].elements[element].focus();
			return false;
		}
		else {
			var dayIndex = date.indexOf(separator);
			var monthIndex = date.lastIndexOf(separator,date.length);
			var day = date.substring(0,dayIndex);
			var month = date.substring((dayIndex + 1),monthIndex);
			var year = date.substring((monthIndex + 1),date.length);
		
			if (day < 1 || day > 31) {
				alert("The day of the month must be between 1 and 31.\n\nValid Format: DD-MON-YYYY");
				document.forms[form].elements[element].focus();
				return false;
			}
			else {
				if (year < 1900 || year > 3000) {
					alert("The year value is out of bounds.\n\nValid Format: DD-MON-YYYY");
					document.forms[form].elements[element].focus();
					return false;
				}
				else {
					switch (month) {
						case "Jan": case "jan": case "JAN":
							month = "JAN";	break;
						case "Feb": case "feb": case "FEB":
							month = "FEB";	break;
						case "Mar": case "mar": case "MAR":
							month = "MAR";	break;
						case "Apr": case "apr": case "APR":
							month = "APR";	break;
						case "May": case "may": case "MAY":
							month = "MAY";	break;
						case "Jun": case "jun": case "JUN":
							month = "JUN";	break;
						case "Jul": case "jul": case "JUL":
							month = "JUL";	break;
						case "Aug": case "aug": case "AUG":
							month = "AUG";	break;
						case "Sep": case "sep": case "SEP":
							month = "SEP";	break;
						case "Oct": case "oct": case "OCT":
							month = "OCT";	break;
						case "Nov": case "nov": case "NOV":
							month = "NOV";	break;
						case "Dec": case "dec": case "DEC":
							month = "DEC";	break;
						default:
							alert("The month must be entered as an 3 character abbreviation.\n\nExample: DEC");
							document.forms[form].elements[element].focus();
							return false;
					}
					
					
					
					document.forms[form].elements[element].value = day + separator + month + separator + year;	
				}
			}
		}
	}
}

//-------------------------------------------------------------------------------
function chkSpace(title,form,element) {
	var field = document.forms[form].elements[element].value;
	var spc = " ";
	if (field.indexOf(spc) > -1) {
		alert(title + " must not contain spaces.");
		document.forms[form].elements[element].focus();
		return false;
	}
}

//-------------------------------------------------------------------------------
function cnfmField(msg,form,element1,element2) {
	var psswd = document.forms[form].elements[element1].value;
	var cnfrm = document.forms[form].elements[element2].value;
	if (psswd != cnfrm) {
		alert(msg);
		document.forms[form].elements[element1].value = "";
		document.forms[form].elements[element2].value = "";
		document.forms[form].elements[element1].focus();
		return false;
	}
}