function validateFormPreview(FormData, Text){
    var bolResult = validateForm(FormData);
    if (bolResult){   
        alert(Text);    
    }
    return false;
}

function validateForm(FormData){
    showNoError(FormData);
    var bolValidData = true;
    var bolValidValue = false;
    var strFieldName = '';
    var strFieldDataType = '';
    var strFieldRequired = '';
    var strFieldValue = '';
    var strFieldType = '';
    var strFieldNameSF = '';
    var objFirstError = '';
    var objElement;
    //Check All the elements in the form
    for (var intCount=0; intCount < FormData.elements.length; intCount++) {
        bolValidValue = false;
        objElement = FormData.elements[intCount];
        strFieldName = objElement.id;
        strFieldType = objElement.type;
        if ((strFieldName.indexOf('_PV') == 0) && 
           ((strFieldType != 'button') && (strFieldType != 'submit') &&
            (strFieldType != 'reset') && (strFieldType != 'hidden'))){
            strFieldDataType = strFieldName.substr(6,3);
            strFieldRequired = strFieldName.substr(9,1);
            strFieldNameSF = strFieldName.substr(10);
            strFieldValue = trim(objElement.value);
            //Required Field When Empty
            if ((strFieldRequired == '1') && (strFieldValue == '')){
                bolValidValue = false;
            } else {
                bolValidValue = validateValue(strFieldDataType, strFieldValue);
            }
            //If the value is not correct
            if (!bolValidValue){
                mynice_error(objElement);   
                bolValidData = false;
                if (objFirstError == ''){
                    objFirstError = objElement; 
                }
            }
        }
    }
    if (!bolValidData){
        goto_error(objFirstError);
    }
    return bolValidData;
}

function showNoError(FormData){
    var objElement;
    var strFieldNameSF = '';
    for (var intCount=0; intCount < FormData.elements.length; intCount++) {
        objElement = FormData.elements[intCount];
        if ((objElement.id.indexOf('_PV') == 0) && (objElement.type != 'hidden')){
            objElement.style.backgroundImage = '';
            objElement.style.backgroundColor = '';
            strFieldNameSF = objElement.id.substr(10);
            document.getElementById('valid_' + strFieldNameSF).className='FormQuestionColor';
        }
    }
    document.getElementById('ValidationMsg').style.display = 'none';
}

function goto_error(myelement)
{
    try {
        myelement.focus();
        myelement.select();		
    } catch(Ex) {}
}

function mynice_error(element){
    if (element.type == 'select'){
        mynice_error_lst(element);  }
    else {
        mynice_error_txt(element);  }
    document.getElementById('ValidationMsg').style.display = 'block';
}

function mynice_error_txt(mytextbox){
    mytextbox.style.backgroundColor = '#CCCCCC'; 
//	mytextbox.style.backgroundAttachment= 'fixed';
//	mytextbox.style.backgroundImage='url(http://www.salesforcepages.com/_img/required.gif)';
//	mytextbox.style.backgroundRepeat= 'repeat';
//	mytextbox.style.backgroundPosition= 'right top';
    document.getElementById('valid_' + mytextbox.id.substr(10)).className='FormErrorColor';
}

function mynice_error_lst(myscroll){
    myscroll.style.backgroundColor = '#CCCCCC'; 
    document.getElementById('valid_' + mytextbox.id.substr(10)).className='FormErrorColor';
}

function validateValue(DataType, Value){
    var bolValidValue = true;
    if (Value != ''){
        if ((DataType != '000') && (DataType != '030')){
            if (DataType == '001'){              //Type 001: Integer
                bolValidValue = validateInteger(Value);
            } else if (DataType == '002'){       //Type 002: Float
                bolValidValue = validateFloat(Value);
            } else if (DataType == '003'){       //Type 003: Date
                bolValidValue = validateDate(Value);
            } else if (DataType == '010'){       //Type 010: URL
                bolValidValue = validateURL(Value);
            } else if (DataType == '011'){       //Type 011: Email
                bolValidValue = validateEmail(Value);
            } else if (DataType == '012'){       //Type 012: Phone
                bolValidValue = validatePhone(Value);
            } else if (DataType == '013'){       //Type 013: Postal COde
                bolValidValue = validatePostalCode(Value);
            }
        }
    }
    return bolValidValue;
}

function validateInteger(Value){
    while (Value.indexOf('0') == 0){
        Value = Value.substring(1);
    }
    if ((Value == '-') || (Value == '+')) {
	    return false;
    }
    var regExp = /^[\-\+]?\d*$/;
    if (!regExp.test(Value)) {
	    return false;
    }
    var ret = parseInt(Value, 10);
    if (!isNaN(ret)) {
	    if (Value != ret.toString()) {
		    ret = false;
	    } else {
	        ret = true;
	    }
    } else {
	    ret = false;
    }
    return ret;
}

function validateFloat(Value){
	var regExp = /^[\+\-]?[0-9]+([\.,][0-9]+)?([eE]{0,1}[\-\+]?[0-9]+)?$/;
	if (!regExp.test(Value)) {
		return false;
	}
	var ret = parseFloat(Value);
	if (isNaN(ret)) {
		ret = false;
	}
	return ret;
}

function validateDate(Value){
	var daysInMonth = DaysArray(12)
	var pos1=Value.indexOf(dtCh)
	var pos2=Value.indexOf(dtCh,pos1+1)
	var strMonth=Value.substring(0,pos1)
	var strDay=Value.substring(pos1+1,pos2)
	var strYear=Value.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 (Value.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(Value, dtCh))==false){
		//alert("Please enter a valid date")
		return false
	}
    return true
}

function validateURL(Value){
    var regExp = /^(?:(?:[a-z0-9\-\._~\!\$\&\'\(\)\*\+\,\;\=:]|%[0-9a-f]{2,2})*\@)?(?:((?:(?:[a-z0-9][a-z0-9\-]*[a-z0-9]|[a-z0-9])\.)*(?:[a-z][a-z0-9\-]*[a-z0-9]|[a-z])|(?:\[[^\]]*\]))(?:\:[0-9]*)?)(?:\/(?:[a-z0-9\-\._~\!\$\&\'\(\)\*\+\,\;\=\:\@]|%[0-9a-f]{2,2})*)*(?:\?(?:[a-z0-9\-\._~\!\$\&\'\(\)\*\+\,\;\=\:\@\/\?]|%[0-9a-f]{2,2})*)?(?:\#(?:[a-z0-9\-\._~\!\$\&\'\(\)\*\+\,\;\=\:\@\/\?]|%[0-9a-f]{2,2})*)?$/i;
	var bolValid = regExp.test(Value);
    return bolValid;}

function validateEmail(Value){
    var rx = /^[\w\.-]+@[\w\.-]+\.\w+$/i;
	return rx.test(Value);
}

function validatePhone(Value){
    var strValue = Value.replace(/ /gi, '');
    strValue = strValue.replace(/-/gi, '');
    strValue = strValue.replace(/\(/gi, '');
    strValue = strValue.replace(/\)/gi, '');
    strValue = strValue.replace(/\+/gi, '');
    var bolResult = validateInteger(strValue);
    if ((bolResult) && (strValue.length >= 9))
    {   bolResult = true;   }
    else
    {   bolResult = false;   }
	return bolResult;
}

function validatePostalCode(Value){
    var strValue = Value.replace(/ /gi, '');
    strValue = strValue.replace(/-/gi, '');
    var bolValid = true;
    if ((strValue.length != 5) && (strValue.length != 9) &&
        (strValue.length != 6) && (strValue.length != 4)){
        bolValid = false;
    } else {
        var re = /\w/i;
        bolValid = re.test(strValue);
    }
	return bolValid;
}

// Removes leading whitespaces
function LTrim( value ) {	
    var re = /\s*((\S+\s*)*)/;
    return value.replace(re, "$1");	
}

// Removes ending whitespaces
function RTrim( value ) {	
    var re = /((\s*\S+)*)\s*/;
    return value.replace(re, "$1");	
}

// Removes leading and ending whitespaces
function trim( value ) {	
    return LTrim(RTrim(value));	
}

//Functions to Validate Date
// 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
}