/******* Code by Zaheer Hussain **********/
	
	function isAllSpaces(myStr){

		while (myStr.substring(0, 1) == " " || myStr.substring(0, 1) == "\r") {
			if(myStr.substring(0, 1) == " ")
				myStr = myStr.substring(1, myStr.length);
			else
				myStr = myStr.substring(2, myStr.length);
		}
	
		if(myStr == ""){
			return true;
		}
		return false;
	} // end fn isAllSpaces
			
	function isSpecialChar(myString){
		var MyStr = "@'[]|<>;/\\*&^%$#!\"~+=:;,?{}";
		for (i=0; i<myString.length; i++) {
			var MyChar = myString.substring(i,i+1);
			if (MyStr.indexOf(MyChar) != -1) {
				return true;
			}
		}
		return false;
	} // end fn isSpecialChar
	
/*function isEmail(email){
	intialval=email.charAt(0);
	     if (intialval=='@')
        return false;
	 	       
    if (intialval=="0"||intialval=="1"||intialval=="2"||intialval=="3"||intialval=="4"||intialval=="5"||intialval=="6"||intialval=="7"||intialval=="8"||intialval=="9") 
        return false;
	    
    //var illegalChars=/[\(\)\<\>\,\;\:\#\$\!\%\^\&\*\'\"\?\|+\=\-\~\`\{\}\\\/\"\[\]]/
	for(i=0;i<=email.length;i++){
	   if(email.charAt(i)=="["||email.charAt(i)=="("||email.charAt(i)==")"||email.charAt(i)=="<"||email.charAt(i)==">"||email.charAt(i)==","||email.charAt(i)==";"||email.charAt(i)==":"||email.charAt(i)=="#"||email.charAt(i)=="$"||email.charAt(i)=="!"||email.charAt(i)=="%"||email.charAt(i)=="^"||email.charAt(i)=="&"||email.charAt(i)=="*"||email.charAt(i)=="'"||email.charAt(i)=="?"||email.charAt(i)=="|"||email.charAt(i)=="\"||email.charAt(i)=="+"||email.charAt(i)=="="||email.charAt(i)=="-"||email.charAt(i)=="~"||email.charAt(i)=="{"||email.charAt(i)=="}")
       return false;
	}
		
    var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{3,66})\.([a-z]{2,3}(?:\.[a-z]{2})?)$/i
    if (!(filter.test(email)))
       return false; 
    
    else 
       return true;    
	

} //end fn isEmail */

function isValidURL(s){

	if(s.length == 0)
		return false;

	if ( s.substring(0,7) == "http://" )
		s = s.substring(7, s.length);
	if	(	(s.indexOf(".") <= 0) || 
			(s.indexOf(" ") > -1) || 
			(s.lastIndexOf(".") == s.length -1) ||
			(s.indexOf("..") != -1) ||
			(isSpecialChar(s))
		) return false;
	else return true;
} //end fn isURL

function isValidImage(ImagePath){
	var l_Flag=false;      	
	var a=ImagePath.substring(ImagePath.length - 3,ImagePath.length);
   	var Last4=ImagePath.substring(ImagePath.length - 4,ImagePath.length);
	if (a == "gif" || a == "jpg" || Last4 == "jpeg")
  	    	l_Flag=true;
         
   return l_Flag;
}//end function isValidImage.

function checkForNums(theForm) //it returns > 0 if contains alphabets
{
	var nfound = 0;
	var alphas = " .ABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()-+`~,";
	var myValue = theForm.value.toUpperCase();
	for(count=0;count<= myValue.length-1;count++)
		{
			if (alphas.indexOf(myValue.substring(count, count+1)) == -1)
				{
				//alert(alphas.indexOf(myValue.substring(count, count+1));
				nfound++;
				}
		}
	
	return nfound;
 }
function CheckAlphas(mValue)// it returns >0 if contains numerics
{
var notFound=0;
var n="0123456789";
for (c=0; c<=mValue.length-1; c++)
	{
	if (n.indexOf(mValue.substring(c,c+1)) == -1)
		notFound++;
	}
return notFound;
}
function isAlphabet(myString)
	{		
		myString = myString.toUpperCase();
		var MyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
		for (i=0; i<myString.length; i++) 
		{
			var MyChar = myString.substring(i,i+1);
			if (MyStr.indexOf(MyChar) == -1) 
			{
				return false;
			}
		}
		return true;
	}
function isInt(myString){		
	var MyStr = "0123456789";
	for (i=0; i<myString.length; i++){
		var MyChar = myString.substring(i,i+1);
		if (MyStr.indexOf(MyChar) == -1){
			return false;
		}
	}
	return true;
}

function isFloat(myString){		
	var MyStr = "0123456789.";
	decimal = false;
	for (i=0; i<myString.length; i++){
		var MyChar = myString.substring(i,i+1);
		if (MyStr.indexOf(MyChar) == -1 || (MyChar == "." && decimal == true)){
			return false;
		}
		if(MyChar == ".")
			decimal = true;
	}
	return true;
}

// fucntion to manipulate the check boxe
	function checkall(theform)
	{
		if(theform.deleteall.checked)
		{
			for(i=0; i < theform.elements.length; i++)
				if(theform.elements[i].type == "checkbox")
					theform.elements[i].checked = 1;
		}
		else 
		{
			for(i=0; i < theform.elements.length; i++)
				if(theform.elements[i].type == "checkbox")
					theform.elements[i].checked = 0;

		}
		
	}
	
	function checkAllChecked(theform){
		numBoxes = 0;
		checkedBoxes = 0;
		for(i = 0; i < theform.elements.length; i++){
			if(theform.elements[i].name == "del[]" ||theform.elements[i].id == "del" || theform.elements[i].name == "del"){
				numBoxes++;
				if(theform.elements[i].checked){
					checkedBoxes++;
				}
			}
		}
		if(checkedBoxes == numBoxes){
			theform.deleteall.checked = true;
		}
		else{
			theform.deleteall.checked = false;
		}
		
	}


	function confirmDel(theform)
	{
		checkedBoxes = 0;
		for(i = 0; i < theform.elements.length; i++){
			if(theform.elements[i].name == "del[]" || theform.elements[i].id == "del" || theform.elements[i].name == "del" ){
				if(theform.elements[i].checked){
					checkedBoxes++;
				}
			}
		}		
		if( checkedBoxes > 0 )
		{
			if(confirm("Are you sure your want to delete the selected image(s)")){
				return true;
			}
			else 
				return false;
		}
		else{
			alert( "You must Select at least One Record");
			return false;
		}
	}

	function isValidDate(year, month, day){
		myDate = new Date(month + "/" + day + "/" + year);
		if(parseInt(myDate.getDate()) != parseInt(day)){
		return false;
		}
		else
			return true;
	} // end fn isValidDate
	
	 var dtCh= "/";
    var minYear=1900;
    var maxYear=2100;
	

	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 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 CompareDate(dt){
    
	var form_date = new Date(dt);  
	var today_dat= new Date(); 

    var fd=form_date.getDate(dt);
    var fm=form_date.getMonth(dt)+1;
    var fy=form_date.getYear(dt);
	form_dat=fm+"/"+fd+"/"+fy;
    
	var dd=today_dat.getDate();
    var mm=today_dat.getMonth()+1;
    var yy=today_dat.getYear(); 
    dat=mm+"/"+dd+"/"+yy;
		
	if(form_dat < dat)
	{ alert("Please enter a date higher than or equal to " + dat);
	  return false;
     }

 }

 function CheckDate(dt){
    
	var form_date = new Date(dt);   
    var today_dat= new Date();
    
	var dd=today_dat.getDate();
    var mm=today_dat.getMonth()+1;
    var yy=today_dat.getYear(); 
    dat=mm+"/"+dd+"/"+yy;
	
	if(form_date>today_dat)
	 { alert("Please enter a date less than or equal to " + dat);
	  return false;
     }
 
 }

function isEmail(inputStr) {
	
	if (inputStr != "" && inputStr != null) {		
		for (var i =0; i< inputStr.length -1 ;i++){
			var oneChar = inputStr.substring(i,i+1)
			if (oneChar == "@") {
				return true
			}					
		}		
		return false
	}	
	return true
}