function ManagePhotos() 
    {
        //alert("Hello!");
        var ztop;
        var zleft;
        alert(screen.width); 
        zleft =  (screen.width) / 2 ;
        ztop = (screen.height) / 2 ;
        alert(zleft + " / " + ztop);
        window.open('http://localhost:2743/Calendar/PhotosManage.aspx', 'Manage Photos', 'top=' + ztop + ',left=' + zleft + ', width=520,height=400,scrollbars=yes,status=no,toolbar=no,resizable=yes,menubar=no,location=no');
     }

function Checknum()
{ 
    var txtBsnId = document.getElementById(bsnId);
    if (validateNotEmpty(txtBsnId.value))
    {
        if (validateNumeric(txtBsnId.value))
            return true;
        else
        {
            alert("	Invalid ID number. Must be numeric.   \n");
            return false;
        }
    }
    else
        return true;
}

function  validateImage() 
{
    var img = document.getElementById("fupImg");
    //alert(document.getElementById("fupImg").value);
    image1 = new Image();
	image1.src = img.value;
	//alert(image1.src + " / " + img.value)
			
	if(!validateNotEmpty(img.value))
    {
        alert("	Image file is missing   \n");
        return false;
    }
    else 
    {
        if (!validateFileType(img.value))
      	{
      		alert("	Image file should be in JPEG format \n");
      		return false;
      	}
      	return true;
	}	
}

function  validateBsnLogin() 
{
    var txtUser = document.getElementById(user);
    var txtPass = document.getElementById(pass);

	if (!validateNotEmpty(txtUser.value) || !validateNotEmpty(txtPass.value))	
	{
		alert("User Name or/and Password is missing.\n");
		return false;
	}
	else
		return true;
}

function  validateUserName() 
{
	var txtUserForgot = document.getElementById(usrFrg);
	
	if (!validateNotEmpty(txtUserForgot.value))	
	{
		alert("User Name is missing.\n");
		return false;
	}
	else
		return true;
}

function validateRepLogin()
{
    var txtEml = document.getElementById(eml);
    var btnSbm = document.getElementById(btn);
    if (!validateEmail(txtEml.value))
	{
		alert("Email Address is invalid.\n");
		return false;
	}
	else
	{   
	    //alert(btn);
	    //btn.click();
		return true;
	}
}

function validateDesc(max)
{
    var txtDesc = document.getElementById(desc);
    //var max = 350;
    
    if (!validateNotEmpty(txtDesc.value))	
	{
		alert("Short description is missing.\n");
		return false;
	}
	else if(txtDesc.value.length > max) 
    {
        alert('Too much data in the text box!\n Please remove '+
            (txt.value.length - max)+ ' characters');
        return false; 
    }
    else
        return true;
}

function validateDesc2XX(max)
{   
     var txt = document.getElementById(desc2);
    //var max = 350;
    
    if(txt.value.length > max) 
    {
        alert('Too much data in the text box!\n Please remove '+
            (txt.value.length - max)+ ' characters');
        return false; 
    }
    else
        return true;
}

function validateDesc2(max)
{   
    var txt = document.getElementById(desc2);
    var img = document.getElementById("fupImg");
    //var max = 350;
 
    if(txt.value.length > max) 
    {
        alert('Too much data in the text box!\n Please remove '+
            (txt.value.length - max)+ ' characters');
        return false; 
    }
    else if(validateNotEmpty(img.value) && (!validateFileType(img.value)))
    {
        alert("	Image file should be in JPEG format \n");
      	return false;
    }
    return true;
}

function validateShortDesc()
{
    var txt = document.getElementById(txtShort);
    var max = 350;

    if(txt.value.length > max) 
    {
        alert('Too much data in the text box!\n Please remove '+
            (txt.value.length - max)+ ' characters');
        return false; 
    }
    else
        return true;
}

function validateLongDesc(max)
{
    var txt = document.getElementById(txtLong);
    //var max = maxval;

    if(txt.value.length > max) 
    {
        alert('Too much data in the text box!\n Please remove '+
            (txt.value.length - max)+ ' characters');
        return false; 
    }
    else
        return true;
}

function detailRedir(imageURL)
{
    window.parent.location = imageURL;
}

function validateRepLoginX()
{
   var frm = document.aspnetForm;
   if (!validateEmail(frm[0]))
	{
		alert("Email Address is invalid.\n");
		return false;
	}
	else
		return true;
}

function validateEmail( strValue) 
{
	var objRegExp  = /^[a-z0-9]([a-z0-9_\-\.]*)@([a-z0-9_\-\.]*)(\.[a-z]{2,4}(\.[a-z]{2}){0,2})$/i;
  	return objRegExp.test(strValue);
}
  		   				
function validateNotEmpty( strValue ) 
{
   	var strTemp = strValue;
   	strTemp = trimAll(strTemp);
   	if(strTemp.length > 0){
     	return true;
   	}  
   	return false;
}

function trimAll( strValue ) 
{

 var objRegExp = /^(\s*)$/;

    if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '');
       if( strValue.length == 0)
          return strValue;
    }
    
   objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
   if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '$2');
    }
  return strValue;
}

function confirmSubmit()
{
var agree=confirm("Are you sure you want to continue?");
if (agree)
	return true ;
else
	return false ;
}

function  validateNumeric( strValue ) {
  	var objRegExp  =  /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/; 
 
  	return objRegExp.test(strValue);
}

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)
{
	//alert("Hello")
	var frm = document.Form1;
	var dtCh= "/";
	var minYear=1900;
	var maxYear=2100;

	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)
	//alert(frm.ddlSelectHours.options[frm.ddlSelectHours.selectedIndex].text);
    //alert(frm.ddlSelectMinutes.options[frm.ddlSelectMinutes.selectedIndex].text);
    //alert(frm.ddlSelectDayPart.options[frm.ddlSelectDayPart.selectedIndex].text);
	var strHours = frm.ddlSelectHours.options[frm.ddlSelectHours.selectedIndex].text
	var strMinutes = frm.ddlSelectMinutes.options[frm.ddlSelectMinutes.selectedIndex].text
	var strDayPart = frm.ddlSelectDayPart.options[frm.ddlSelectDayPart.selectedIndex].text
	//alert("strHours = " + strHours + " strMinutes = " + strMinutes + " strDayPart = " + strDayPart);
	
	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 (strYear.charAt(0)=="0" && strYear.length>1) strYear=strYear.substring(1)
	}
	//alert("strHours = " + strHours + " strMinutes = " + strMinutes + " strDayPart = " + strDayPart);
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYear)

	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
	}
	//alert(" month = " + month + " day = " + day + " year = " + year);
	
	hours = parseInt(strHours)
	if (strDayPart == "PM")
		hours += 12
	minutes = parseInt(strMinutes)
	//alert("hours = " + hours + " minutes = " + minutes);

	var now = new Date();
	now = now.getTime(); 
	var dateToCheck = new Date();
	dateToCheck.setYear(year);
	dateToCheck.setMonth(month-1);
	dateToCheck.setDate(day);
	dateToCheck.setHours(hours);
	dateToCheck.setMinutes(minutes);
	
	var checkDate = dateToCheck.getTime();
	//alert("now = " + now + " checkDate = " + checkDate)
	if (now > checkDate)
	{
		alert("Please enter a valid date")
		return false
	}
return true
}

function validateFileType( strValue) 
{
	var objRegExp = /(\.jpeg$)|(\.jpg$)|(\.pjpeg$)|(\.gif$)/i;
	return objRegExp.test(strValue);
}

function ok(maxchars) 
{
 if(document.ourform.box.value.length > maxchars) {
   alert('Too much data in the text box! Please remove '+
    (document.ourform.box.value.length - maxchars)+ ' characters');
   return false; }
 else
   return true; }

function maxlength(element, maxvalue)
     {
     var q = eval("document.pooh."+element+".value.length");
     var r = q - maxvalue;
     var msg = "Sorry, you have input "+q+" characters into the "+
       "text area box you just completed. It can return no more than "+
       maxvalue+" characters to be processed. Please abbreviate "+
       "your text by at least "+r+" characters";
     if (q > maxvalue) alert(msg);
     }
     
function update() {
   var old = document.f.counter.value;
   document.f.counter.value=document.f.box.value.length;
   if(document.f.counter.value > limit && old <= limit) {
     alert('Too much data in the text box!');
     if(document.styleSheets) {
       document.f.counter.style.fontWeight = 'bold';
       document.f.counter.style.color = '#ff0000'; } }
   else if(document.f.counter.value <= limit && old > limit
	   && document.styleSheets ) {
       document.f.counter.style.fontWeight = 'normal';
       document.f.counter.style.color = '#000000'; } 
   }
   
function myPostBack()
{    
  var o = window.event.srcElement;
  if (o.tagName == "INPUT" && o.type == "checkbox")
  {
    __doPostBack("","");
  } 
}