<!------------- Comment for browser does not support java script

function trimLeft(s) {
	var whitespaces = " \t\n\r";
	for(n = 0; n < s.length; n++) { if (whitespaces.indexOf(s.charAt(n)) == -1) return (n > 0) ? s.substring(n, s.length) : s; }
	return("");
}

function trimRight(s){
	var whitespaces = " \t\n\r";
	for(n = s.length - 1; n  > -1; n--) { if (whitespaces.indexOf(s.charAt(n)) == -1) return (n < (s.length - 1)) ? s.substring(0, n+1) : s; }
	return("");
}

function trim(s) {return ((s == null) ? "" : trimRight(trimLeft(s))); }

function isBlank(field, strBodyHeader) {
	strTrimmed = trim(field.value);
	if (strTrimmed.length > 0) return false;
	alert("\"" + strBodyHeader + "\" is a required field. Please type a value.");
	field.focus();
	return true;
}


function isEmail(field, strBodyHeader) {
	var strMsg = ""; var chAt  = '@'; var chDot = '.'; var chSpace = ' '; var strEmailAddr = trim(field.value);
	if (strEmailAddr.length == 0) return true;
	if (strEmailAddr.indexOf(chSpace) == -1) {
		var iFirstAtPos = strEmailAddr.indexOf(chAt);
		var iLastAtPos = strEmailAddr.lastIndexOf(chAt);
		if (iFirstAtPos > 0 && iFirstAtPos < (strEmailAddr.length - 1) && iFirstAtPos == iLastAtPos) {
			// look for '.' there must be at least one char between '@' and '.'
			var iDotPos = strEmailAddr.indexOf(chDot, iFirstAtPos + 1);
			if (iDotPos > (iFirstAtPos + 1) && iDotPos < (strEmailAddr.length - 1)) return true;
		}
	}
	alert("Error: Invalid email address. Please type a valid email address for field \"" + strBodyHeader + "\".");
	field.focus();
	return false;
}

function textCounter(field,cntfield,maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else
cntfield.value = maxlimit - field.value.length;
}


function IsNumeric(field,strBodyHeader)
{
   var ValidChars = "-0123456789.";
   var Char;
	//fieldvalue = field.value.replace(",","");
	fieldvalue = field.value.replace(/,/g,"");

 	if (fieldvalue.length < 1) {
		alert("Please enter a numeric value for \"" + strBodyHeader + "\" ");
		field.focus();
		return false;
	}
	
   for (i = 0; i < fieldvalue.length; i++) 
      { 
      Char = fieldvalue.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
			 alert("Please enter a numeric value for \"" + strBodyHeader + "\" .");
			field.focus();
			return false;
         }
      }
	  
	  if(isNaN(fieldvalue)){
		  	alert("Please enter a numeric value for \"" + strBodyHeader + "\" ..");
			field.focus();
			return false;
	  }
   return true;
   
  }

function showHelp(x){
	document.getElementById(x).style.display='block';	
}
function hideHelp(x){
	document.getElementById(x).style.display='none';	
}


/**
 * DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */
// 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
}


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