var month_array=Array();
month_array[1]="Jan";
month_array[2]="Feb";
month_array[3]="Mar";
month_array[4]="Apr";
month_array[5]="May";
month_array[6]="Jun";
month_array[7]="Jul";
month_array[8]="Aug";
month_array[9]="Sep";
month_array[10]="Oct";
month_array[11]="Nov";
month_array[12]="Dec";

function IsaCardno(fld)
{ 
	var result=true
	var st=fld.value

	if(!isNaN(st) && st.length>12 && st.length<17)
	{
	
		var adig=parseInt(st.charAt(0))
		var twodig=parseInt(st.substring(0,2))
		var fourdig=parseInt(st.substring(0,4)) 
		
		if(st.length==13) {if(adig==4){result=false}}
		else if(st.length==15)
		{
			if(!(twodig==34 || twodig==37)){result=false}
		}
		else if(st.length==16)
		{
		if(!(adig==4 || fourdig==6011 || twodig==16 || (twodig>50 && twodig<55)))
			{result=false}
		}
		else 
		{
			result=false
			alert("Incorrect number of digits")    
		}
		if(!result){alert("Incorrect prefix")}
		else
		{
			var sum=0
			var v=0
			for(var i=1; i<st.length+1; i++)
			{
				v=parseInt(st.charAt(st.length-i))
				if(i % 2 ==0)
					{sum=sum+(v*2) % 10 + Math.floor((v*2)/10)}
				else
				{sum=sum+v}
			}//for i
			if(sum % 10)
			{
				result=false
				alert("fails LUHN check")
			}
		}//luhn check
	}//if correct length
	else
	{
		result=false
		alert("Incorrect number of digits")
	}

	if(!result)
	{
		fld.select()
	}
	return result
}

function IsNumber(sText,Label)
{

   var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;
   if(sText=="") {alert(Label+ " Should not be Empty");return false}
   for (i = 0; i < sText.length && IsNumber == true; i++) 
   { 
      Char = sText.charAt(i); 
      if(ValidChars.indexOf(Char) == -1) 
      {
         IsNumber = false;
      }
   }
   if(!IsNumber)
   	alert(Label+ " Must Be numeric")
   return IsNumber;
}

function IsFax(sText,Label)
{
   var ValidChars = "0123456789-()";
   var IsNumber=true;
   var Char;
   if(sText=="") {alert(Label+ " Should not be Empty");return false}
   for (i = 0; i < sText.length && IsNumber == true; i++) 
   { 
      Char = sText.charAt(i); 
      if(ValidChars.indexOf(Char) == -1) 
      {
         IsNumber = false;
      }
   }
   if(!IsNumber)
   	alert(Label+ " Must Be in Format eg:229-230-4443 or (229)-230-4443")
   return IsNumber;
}


function IsFileName(sText,Label)
{
   var ValidChars = "DYM-_";
   var IsChar=true;
   var Char;
   if(sText=="") {alert(Label+ " Should not be Empty");return false}
   for (i = 0; i < sText.length && IsChar == true; i++) 
   { 
      Char = sText.charAt(i); 
      if(ValidChars.indexOf(Char) == -1) 
      {
         IsChar = false;
      }
   }
   if(!IsChar)
   	alert(Label+ " Must Be in Format eg:DD-MM-YYYY")
   return IsChar;
}

function IsTimeStamp(sText,Label)
{
   var ValidChars = "'DD''YY''MM''hh''ss''mm'':''-''/'' '";
   var IsChar=true;
   var Char;
   if(sText=="") {alert(Label+ " Should not be Empty");return false}
   for (i = 0; i < sText.length && IsChar == true; i++) 
   { 
      Char = sText.charAt(i); 
      if(ValidChars.indexOf(Char) == -1) 
      {
         IsChar = false;
      }
   }
   if(!IsChar)
   	alert(Label+ " Must Have Any of Following one : Day,Month,Year,Hours,Miniutes,Seconds and special characters ':' , '-' , '/' and single space only allowed. ")
   return IsChar;
}

function IsPhoneFormat(sText,Label)
{
   var ValidChars = "'0''1''2''3''4''5''6''7''8''9''n'' ''-''('')'";
   var IsChar=true;
   var Char;
   if(sText=="") {alert(Label+ " Should not be Empty");return false}
   for (i = 0; i < sText.length && IsChar == true; i++) 
   { 
      Char = sText.charAt(i); 
      if(ValidChars.indexOf(Char) == -1) 
      {
         IsChar = false;
      }
   }
   if(!IsChar)
   	alert(Label+ "is invalid, choose different one ")
   return IsChar;
}


function IsAmount(sText)
{
   var ValidChars = "0123456789.";
   var IsAmount=true;
   var Char;
   if(sText=="") return false
   for (i = 0; i < sText.length && IsAmount == true; i++) 	
   { 
		 Char = sText.charAt(i); 
		 if (ValidChars.indexOf(Char) == -1) 
         {
    	     IsAmount = false;
         }
   }
   return IsAmount;
}

function IsValidAmount(sText,Label)
{
	if(!IsAmount(sText))
	{
		alert("Invalid "+Label+".. "+Label+" Must Have Numeric Values")
		return false;
	}
	AmtArray = sText.split(".")
	if(AmtArray.length>2)
	{
		alert("Invalid "+Label+".. "+Label+" Must have single Period for Float")
		return false;
	}
	if(AmtArray.length>1)
	{
		FloatAmt = AmtArray[1];
		if(FloatAmt.length>2)
		{
			alert("Invalid "+Label+"..  Float Value must have two Digits")
			return false;
		}
	}
	return true
}

function IsFloat(sText,Label)
{
	if(!IsAmount(sText))
	{
		alert("Invalid "+Label+".. "+Label+" Must Have Numeric Values")
		return false;
	}
	AmtArray = sText.split(".")
	if(AmtArray.length>2)
	{
		alert("Invalid "+Label+".. "+Label+" Must have single Period for Float")
		return false;
	}
	return true
}

function isEmailAddr(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function checkEmail(val,label)
{

	var a = trim(val,label);
	if(!a)
		return false;
	var Flag;
	
	for(i=0;i<a.length;i++)
	{
		if(a.charAt(i) == ' ')
			Flag=0;
				
		var b = a.indexOf('@');
		var c = a.indexOf('.');
		var dot = a.indexOf('.', b);
		
		if(b <= 0)
			Flag=0;
		if(c == b+1 || a.charAt(c+1)=='' || dot == -1 || dot ==  b+1 || a.charAt(dot+1)=='')
			Flag=0;
	}
	
	if(Flag==0)
	{
		alert("Please enter a valid Email Address.");
		return false;
	}
	return true;
	
	
}

function trim(Val)
{
	while(''+Val.charAt(0)==' ')
	Val=Val.substring(1,Val.length);
	return Val
}

function IsValid(Val,Label)
{
	if(trim(Val)=="")
	{
		alert(Label+" should not be empty.")
		return false
	}
	return true
}

function idValid(Val,Label) //Invalid Character Validation
{


  for (var i=0; i<Val.length; i++) 
  {
  	var valid="123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";

        if (valid.indexOf(Val.charAt(i))<0) 
		{
            alert(Label + ' contains invalid characters, enter only alphanumeric values');
            return false;
        }
    }
	
		return true;

}

function passValid(Val,Len) //Password Valiation
{
	var c=true;
	var theStr=new String(Val);
		if ((Val.length)<Len)
		{
			alert("Password should have minimum " + Len + " characters");
			return false;
		}
		else if ((idValid(Val,'Password'))==false)
		{
			return false;
		}
		
		else
			return true;
}

function urlValid(Val,Label)
{
	var inValidChars = "abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890-_:/.";
    for (i = 0; i < Val.length; i++){   
        var c = Val.charAt(i);
        if (inValidChars.indexOf(c) == -1 ){
			alert("Invalid characters found in "+Label);
			return false;
		}
    }
	var c,cnd,msg,len;
	c=0;
	cnd="http://";
	msg="Enter valid URL eg. 'http://www.msn.com'";
	len=7;
	if (Label=="web")
	{
		cnd="www";
		msg="Enter valid Website name eg. 'www.msn.com'";
		len=3;
	}
	if (Val.substring(0,len)!=cnd)
	{
		alert(msg);
		return false;
	}
	else
	{
		for (i=0;i<Val.length;i++)
		{
			if ((Val.charAt(i))==".")
				c=c+1;
		}
		
		if (c<2)
		{
				alert(msg);
				return false;
		}
	}
	return true;
}


function splitText(theNotes)
{
		theString = theNotes.split("\n")
		NewString = ""
		for(i=0;i<theString.length;i++)
		{
			NewString+=theString[i]+"|"
		}
		return NewString
}
function floatRound(number,X) {
	X = (!X ? 2 : X);
	return Math.round(number*Math.pow(10,X))/Math.pow(10,X);
}

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,Label){
	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 for "+Label)
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month for "+Label+"\nDate Format is mm/dd/yyyy")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day for "+Label+"\nDate Format is mm/dd/yyyy")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear+" for "+Label+"\nDate Format is mm/dd/yyyy")
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date for "+Label+"\nDate Format is mm/dd/yyyy")
		return false
	}
return true
}

function chd(v,dv) // To change the date list while choosing month or year
{
	var m,y,nd,md,i,id,td;
	m=document.form1.elements("m"+v).options[document.form1.elements("m"+v).selectedIndex].value;
	y=document.form1.elements("y"+v).options[document.form1.elements("y"+v).selectedIndex].value;
	//alert (m+","+y);
	
	if (m==1)
		md=31;
	else if(m==2)
	{         if (y % 4 != 0)
                 {md=28;}
             else if  (y % 400 == 0)
                 {md=29;}
             else if (y % 100 == 0)
                 {md=28;}
             else
                 {md=29;}
	}
	else if (m==3)
		md=31;
	else if(m==4)
		md=30;
	else if(m==5)
		md=31;
	else if(m==6)
		md=30;
	else if(m==7)
		md=31;
	else if(m==8)
		md=31;
	else if(m==9)
		md=30;
	else if(m==10)
		md=31;
	else if(m==11)
		md=30;
	else if(m==12)
		md=31;
	
	document.form1.elements("d"+v).options.length=0;
	for (i=1;i<=md;i++)
	{
		id=i-1;
		//alert(id);
		td=i+'';
		if (td.length==1)
			td="0"+td;
			
		document.form1.elements("d"+v).options[id]=new Option(td, i, false, false);
		if (dv==i)
		{	
			document.form1.elements("d"+v).options[id].selected=true;
		}
		
	}
		
}


function gchd(dobj,mobj,yobj,dv,opt) // To change the date list while choosing month or year
{
	var m,y,nd,md,i,id,td,intl;
	nd=new Date();

	//alert(yobj.selectedIndex);
	m=mobj.options[mobj.selectedIndex].value;
	y=yobj.options[yobj.selectedIndex].value;
	if (m==1 && y==1900)
	{
		m=nd.getMonth();
		y=nd.getYear();
		mobj.selectedIndex=m;
		yobj.selectedIndex=y-1900;
	}
	//alert (m+","+y);
	
	if (m==1)
		md=31;
	else if(m==2)
	{         if (y % 4 != 0)
                 {md=28;}
             else if  (y % 400 == 0)
                 {md=29;}
             else if (y % 100 == 0)
                 {md=28;}
             else
                 {md=29;}
	}
	else if (m==3)
		md=31;
	else if(m==4)
		md=30;
	else if(m==5)
		md=31;
	else if(m==6)
		md=30;
	else if(m==7)
		md=31;
	else if(m==8)
		md=31;
	else if(m==9)
		md=30;
	else if(m==10)
		md=31;
	else if(m==11)
		md=30;
	else if(m==12)
		md=31;
	
	var dind=dobj.selectedIndex;
	
	dobj.options.length=0;
	if (dind==0) dv=0;
	
	intl=0;
	
	if (opt==1)
	{
		
		dobj.options[0]=new Option("All Days",0,false,false);
		if (dv==0 || dind==0)
		{
			dobj.options[0].selected=true;
		}
		intl=1;
	}
	

	
	for (i=1;i<=md;i++)
	{
		id=i-1+intl;
		//alert(id);
		td=i+'';
		if (td.length==1)
			td="0"+td;
			
		dobj.options[id]=new Option(td, i, false, false);
		if (dobj.options[id].value==dv)
		{
			dobj.options[id].selected=true;
		}
		
	}

	
}


	function popup(page,title,popW,popH,scr,scrb,size)
	{
		
		
		//if (document.all) 
		//{
		//alert("ok");
	   /* the following is only available after onLoad */
	   		w = screen.width; //document.body.clientWidth;
	   		h = screen.height; //document.body.clientHeight;
		
		/*
		}
		else if (document.layers) 
		{
		
	   		w = window.innerWidth;
	   		h = window.innerHeight;
		}
	    */
		
		
	    if (h<popH) {popH=h; scr='yes'; scrb='yes'; size='yes'}
		if (w<popW) {popW=w; scr='yes'; scrb='yes'; size='yes'}
		var leftPos = (w-popW)/2, topPos = (h-popH)/2;
		if (topPos<0) topPos=0;

		
		if (navigator.appName=="Netscape")
		{
			
			if (page.search(/dlogadd/i)>-1)
				popH=popH-(popH*0.15);
			if (page.search(/changepass/i)>-1)
				popH=popH-(popH*0.20);
			if (page.search(/settingsedit.php\?opt=l/i)>-1)
				popH=popH-(popH*0.09);
			if (page.search(/settingsedit.php\?opt=c/i)>-1)
				popH=popH-(popH*0.24);				
			if (page.search(/settingsedit.php\?opt=p/i)>-1)
				popH=popH-(popH*0.15);				
			if (page.search(/terms.php/i)>-1)
				popH=popH+(popH*0.02);
			if (page.search(/tier.php/i)>-1)
				popH=popH-(popH*0.10);
			if (page.search(/issuecredit.php/i)>-1)
				popH=popH-(popH*0.08);
			if (page.search(/issuesales.php/i)>-1)
				popH=popH-(popH*0.08);
			if (page.search(/chpass.php/i)>-1)
				popH=popH-(popH*0.04);
			

		}
		else if(navigator.appName=="Microsoft Internet Explorer")
		{
			if (page.search(/addaffiliate.php\?opt=edit/i)>-1)								
			popH=popH+(popH*0.04);
		}
			
		var win;
		win=window.open(page,title,"'toolbar=0,status=0,width=" + popW + ',height='+popH+',scroll=yes,scrollbars=yes,resizable='+size+',top='+topPos+',left='+leftPos+"'");
		return win;
	}