<!--- Member registration --->
function validateRegister(theForm){
var reason = "";	

  reason += validateEmail(theForm.emailAddress);
  reason += validateEmpty(theForm.firstName,'First Name');
  reason += validateEmpty(theForm.lastName,'Last Name');	
  reason += validateEmpty(theForm.streetAddress1,'Address');	
  reason += validateEmpty(theForm.city,'City');	
  reason += validateSelection(theForm.stateProvince);
  reason += validateEmpty(theForm.zipCode,'Zip Code');	
  reason += validateEmpty(theForm.password,'Password');	
   reason += validateEmpty(theForm.confirmPassword,'Confirm Password');
   reason+=validatePassword(theForm.password,theForm.confirmPassword);

   
  reason += validatePhone(theForm.contactPhone);
      
  if (reason != "") {
    alert("Missing Fields:\n" + reason);
    return false;
  }

  return true;		
}

function validateEmpty(fld,name) {
    var error = "";
    if (fld.value == "") {
        fld.style.background = 'White'; 
        error = "Please enter \t" + name +"\n";
    } else {
        fld.style.background = 'White';
    }
    return error;  
}

function trim(s)
{
  return s.replace(/^\s+|\s+$/, '');
}

function validateEmail(fld) {
    var error="";
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
   
    if (fld.value == "") {
        fld.style.background = 'White';
        error = "Please enter Email Address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = 'White';
        error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = 'White';
        error = "The email address contains illegal characters.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}

function validatePassword(filed1,field2)
{
 var error="";
  if (filed1.value !=field2.value){
  error = "Passwords did nt match.\n";
  }
  
return error;
}
function validatePhone(fld) {
    var error = "";
    var stripped = fld.value.replace(/[\(\)\.\\ ]/g, '');    

   if (fld.value == "") {
        error = "Please enter Phone Number.\n";
        fld.style.background = 'white';
    } else if (isNaN(parseInt(stripped))) {
        error = "The phone number contains illegal characters.\n";
        fld.style.background = 'White';
    } else if (!(stripped.length == 10)) {
        error = "The phone number is the wrong length. Make sure you included an area code.\n";
        fld.style.background = 'White';
    }
    return error;
}

function validateLogin(theForm){

var reason = "";	

  reason += validateEmail(theForm.emailAddress);
  reason += validateEmpty(theForm.password,'Password');
  if (reason != "") {
    alert("Missing Fields:\n" + reason);
    return false;
  }

  return true;		
}

function validateForgotpassword(theForm){
	
var reason = "";	

  reason += validateEmail(theForm.emailAddress);
	if (reason != "") {
    alert("Missing Fields:\n" + reason);
    return false;
  }

  return true;		
}

function validateSelection(fld){
	var error = "";
	if(fld.selectedIndex == 0){
		 error = "Please select the State.\n";
		
	}
	return error;
}


<!--- Opportunity validation--->

function validateOpportunity(theForm){
	
	var reason = "";	

  
  reason += validateEmpty(theForm.companyName,'Company Name');
  reason += validateEmpty(theForm.orderValue ,'Estimated Order value');
  reason += validateEmpty(theForm.orderDate ,'Forecasted Order Date');
   if (reason != "") {
    alert("Missing Fields:\n" + reason);
    return false;
  }
  var dt=theForm.orderDate
  if(dt.value!=""){
	 if (isDate(dt.value)==false){
			dt.focus()
			return false
	}
  }
	
  var count = 0;
  for(var i=1;i<6;i++){ 
  
    partNum = eval("theForm.partNumber" + i).value; 
	quantity = eval("theForm.quantity" + i).value; 
	price = eval("theForm.price" + i).value; 
	
	if(partNum =="" && quantity == "" && price ==""){
	  count++;
	}
	else
	{
		if(partNum !="" && quantity != "" && price !=""){
			 break;
		}
		else
		{
			if(partNum =="")
				alert("Please enter part number in same order as other data");
		    if(quantity == "")
		 		alert("Please enter quantity in same order as other data");
			if(price =="")
		 		alert("Please enter price in same order as other data");
			return false;
		}
		
	}
	if(count ==5)
	{
		 alert("Please enter atleast one part number");
		 alert("Please enter atleast one quantity");
		 alert("Please enter atleast one price");
		 return false;
	}
	
  }
  	
}

function validateEmpty(fld,name) {
    var error = "";
    if (fld.value == "") {
        fld.style.background = 'White'; 
        error = "Please enter \t" + name +"\n";
    } else {
        fld.style.background = 'White';
    }
    return error;  
}


function numbersonly(e, decimal) {
	
var key;
var keychar;

if (window.event) {
   key = window.event.keyCode;
}
else if (e) {
   key = e.which;
}
else {
   return true;
}
keychar = String.fromCharCode(key);

if ((key==null) || (key==0) || (key==8) ||  (key==9) || (key==13) || (key==27) ) {
   return true;
}
else if ((("0123456789").indexOf(keychar) > -1)) {
   return true;
}
else if (decimal && (keychar == ".")) { 
  return true;
}
else
   return false;
}




// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}

function ValidateForm(){
	var dt=document.frmSample.txtDate
	if (isDate(dt.value)==false){
		dt.focus()
		return false
	}
    return true
 }