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 strDay=dtStr.substring(0,pos1)
	var strMonth=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 : d/m/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 usernameCheck(usernameStr)
{
	var usernameLength = usernameStr.length;
	var usernamePat = /^([a-z0-9])+([\._a-z0-9-])+$/;	
	if (usernameLength < 4) {
		alert("The username must be a single word between 4 and 16 characters.")		
		return false;			
	}
	var matchArray = usernameStr.match(usernamePat);		
	if (matchArray == null) {
		alert("Please, enter valid username");						
		return false;
	}
	return true;	
}

function pwdCheck(pwdStr)
{
	var pwdLength = pwdStr.length;
	var pwdPat = /^(?=.*[a-zA-Z0-9])[a-zA-Z0-9!@#_\-\$%\^\&\*\+\=\:\;\?\.]+$/;			
	if (pwdLength < 4) {
		alert("The password must be a single word between 4 and 16 characters.")
		return false;			
	}
	var matchArray = pwdStr.match(pwdPat);		
	if (matchArray == null) {
		alert("Please, enter valid password");
		return false;
	}
	return true;	
}


function emailCheck(emailStr)
{
	var emailPat = /^[_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,4})$/;
//	var emailpat = /^([a-zA-Z0-9])+([\.a-zA-Z0-9_-])*@([a-zA-Z0-9])+(\.[a-zA-Z0-9_-]+)+$/;	
//	var emailPat = /^(\".*\"|[A-Za-z]\w*)@(\[\d{1,3}(\.\d{1,3}){3}]|[A-Za-z]\w*(\.[A-Za-z]\w*)+)$/;	
	var matchArray = emailStr.match(emailPat);
	if (matchArray == null)
	{
		return false;
	}
	return true;
}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function trim(inputString) {
   if (typeof inputString != "string") { return inputString; }
   var retValue = inputString;
   var ch = retValue.substring(0, 1);
   while (ch == " ") {
      retValue = retValue.substring(1, retValue.length);
      ch = retValue.substring(0, 1);
   }
   ch = retValue.substring(retValue.length-1, retValue.length);
   while (ch == " ") { 
      retValue = retValue.substring(0, retValue.length-1);
      ch = retValue.substring(retValue.length-1, retValue.length);
   }
   while (retValue.indexOf("  ") != -1) { 
      retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length);
   }
   return retValue;
}


function doPic(imgName, w, h)
{
	var p;
	p = "toolbar=0,location=0,status=0,menubar=0,scrollbars=0,resizable=0,width=" + w + ",height=" + h
	window.open(imgName, "ImageWindow",p);
}

function popUp(URL)
{
	w = window.open(URL, 'CraftsNet', 'toolbar=0,scrollbars=yes,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=500');
	w.focus();
}

function submitLogin()
	{
		var frm = document.frmlogin;
		if (trim(frm.username.value) == '') 
		{
			alert("Please, enter Username");
			frm.username.focus();
			return;
		} else {
			// Check if valid username
			if (usernameCheck(frm.username.value)==false) {
				frm.username.focus();
				return;
			}	
		}
		
		if (trim(frm.pwd.value) == '') 
		{
			alert("Please, enter Password");
			frm.pwd.focus();
			return;
		} else {
			if (pwdCheck(frm.pwd.value)==false) {
				frm.pwd.focus();
				return;
			}									
		}
		
		frm.submit()
	}


function logout()
{
	url = "logout.asp"
	msg = 'Are you sure you want to log out?'	
	if (confirm(msg))
   {
	window.location.href = url
   }           
}


function onSubmitComment()
	{
		var frm = document.frmfeedback;
		if (trim(frm.comment.value) == '') 
		{
			alert("Please, enter your comment");
			frm.comment.focus();
			return false;
		}
	return true;
}

function selectOverviewType(type)
	{
		var frm = document.frmsubmit;		
		switch(type){
		case "1":
			frm.attach.disabled = false;
			frm.ilink.disabled = true			
			break
		case "2":
			frm.ilink.disabled = false;			
			frm.attach.disabled = true			
			break
		}		
	}

function onSubmitOverview(uploadedfile)
	{
		var frm = document.frmsubmit;
		var infotype = '';		
		if (trim(frm.title.value) == '') 
		{
			alert("Please, enter Title");
			frm.title.focus();
			return false;
		}
		if ((trim(frm.overviewcategory.value) == '0') || (frm.overviewcategory.selectedIndex < 0))
		{
			alert("Please, select Region");
			frm.overviewcategory.focus();
			return false;
		}	
		
		if (frm.radio[0].checked == true)
		{
			if (uploadedfile == 'true')
			{
				var exists = eval(trim(document.frmsubmit["attach"]));
				if(exists) {
				var filename = trim(frm.attach.value.toLowerCase()); 
				if (filename != '') {
					if((filename.lastIndexOf(".doc")==-1) && (filename.lastIndexOf(".pdf")==-1) && (filename.lastIndexOf(".rtf")==-1) && (filename.lastIndexOf(".txt")==-1) && (filename.lastIndexOf(".ppt")==-1) && (filename.lastIndexOf(".xls")==-1) && (filename.lastIndexOf(".zip")==-1) && (filename.lastIndexOf(".rar")==-1))
						{
						alert("You can upload only DOC, PDF, RTF, TXT, PPT, XLS, ZIP, RAR extension files")
						frm.attach.focus();
						return false;
						}
					}	
				}
			} else {			
				var filename = trim(frm.attach.value.toLowerCase()); 		
				if (filename == '') 
				{
					alert("Please, press the browse button and select a file");
					frm.attach.focus();
					return false;
				}			
				if((filename.lastIndexOf(".doc")==-1) && (filename.lastIndexOf(".pdf")==-1) && (filename.lastIndexOf(".rtf")==-1) && (filename.lastIndexOf(".txt")==-1) && (filename.lastIndexOf(".ppt")==-1) && (filename.lastIndexOf(".xls")==-1) && (filename.lastIndexOf(".zip")==-1) && (filename.lastIndexOf(".rar")==-1))
				{
					alert("You can upload only DOC, PDF, RTF, TXT, PPT, XLS, ZIP, RAR extension files")
					frm.attach.focus();
					return false;
				}
			}
			frm.infotype.value = "file";			
			return true;			
		}

		if (frm.radio[1].checked == true)
		{
			if ((trim(frm.ilink.value) == '') || (trim(frm.ilink.value) == 'http://'))
			{
				alert("Please, enter Link");
				frm.ilink.focus();
				return false;
			}			
			frm.infotype.value = "link";			
			return true;						
		}
	return true;
}

function operationDisable(value_id, value_action)
{
	var frm = document.frmdisable;
	frm.id.value = value_id;
	frm.action.value = value_action;	
	frm.submit();
}

function operationChecked(value_id, value_action)
{
	var frm = document.frmchecked;
	frm.id.value = value_id;
	frm.action.value = value_action;	
	frm.submit();
}

function operationDelete(value_id, value_infotype)
{
	var frm = document.frmdelete;

	msg = 'Are you sure you want to delete this item?'	
	if(value_infotype == 'data') {
		if(frm.cat.value == 'CNT') {
			msg =  'Are you sure you want to delete this registered user?' + '\n' + 'Make sure that all his/her data and feedback have been deleted.'
		} else {
			msg =  msg + '\n' + 'Feedback, posted for this data item will be also removed!'
		}
	}
	if (confirm(msg))
   {
		frm.id.value = value_id;
		frm.submit();
   }           
}

function operationActivate(value_id)
{
	var frm = document.frmactivate;	
	msg = 'Are you sure you want to ACTIVATE this registered user?'	
	msg =  msg + '\n' + '\n' + 'The record will be moved to the category ACTIVE registered users' 
	if (confirm(msg))
	   {
		frm.id.value = value_id;
		frm.submit();
	   }           
}

function operationBan(value_id, value_action)
{
	var frm = document.frmban;	
	switch(value_action){
	case "true":
		strAction = "BAN"		
		strCategory = "BANNED"				
		break
	case "false":
		strAction = "UNBAN"	
		strCategory = "ACTIVE"						
		break
	}			
	msg = 'Are you sure you want to ' + strAction + ' this registered user?'	
	msg =  msg + '\n' + '\n' + 'The record will be moved to the category ' + strCategory + ' registered users' 
	if (confirm(msg))
	   {
		frm.id.value = value_id;
		frm.action.value = value_action;	
		frm.submit();
	   }           
}

function editrecord(value_id)
{
	var frm = document.frmedit;
	frm.id.value = value_id;
	frm.submit();
}

function viewrecord(value_id)
{
	var frm = document.frmview;
	frm.id.value = value_id;
	frm.submit();
}

function editpermissions(value_id)
{
	var frm = document.frmeditpermissions;
	frm.id.value = value_id;
	frm.submit();
}

function editaccount(value_id)
{
	var frm = document.frmeditaccount;
	frm.id.value = value_id;
	frm.submit();
}

function onSubmitData(cat_code)
{
		check_title_mandatory = false;
		check_type_mandatory = false;
		check_description_mandatory = false;
		check_country_mandatory = false;
		check_email_mandatory = false;
		check_date1_mandatory = false;
		check_date2_mandatory = false;
		check_url_mandatory = false;
		check_email_format = false;
		check_date1_format = false;
		check_date2_format = false;		
		check_attach1_mandatory = false;
		check_attach1_format = false;
		check_attach2_mandatory = false;
		check_attach2_format = false;
		check_attach3_mandatory = false;
		check_attach3_format = false;
		check_craftsfiels_mandatory = false;
		check_agree_mandatory = false;
		check_username_mandatory = false;
		check_username_format = false;
		check_pwd_mandatory = false;		
		check_pwd_format = false;		
		
		switch(cat_code){
		case "NWS":
			check_title_mandatory = true;
			check_description_mandatory = true;
			check_email_format = true;
			break		
		case "EVT":
			check_title_mandatory = true;
			check_type_mandatory = true;
			check_country_mandatory = true;
			check_email_format = true;
			check_date1_mandatory = true;
			check_date1_format = true;
			check_date2_format = true;
			break						
		case "CLB":
			check_title_mandatory = true;
			check_type_mandatory = true;
			check_description_mandatory = true;
			check_email_format = true;
			break
		case "ASS":
			check_title_mandatory = true;
			check_type_mandatory = true;
			check_country_mandatory = true;
			check_email_format = true;
			break			
		case "BP":
			check_title_mandatory = true;
			check_country_mandatory = true;
			check_email_format = true;
			break			
		case "PBL":
			check_title_mandatory = true;
			check_type_mandatory = true;
			check_email_format = true;
			break												
		case "LNK":
			check_title_mandatory = true;
			check_email_format = true;
			check_url_mandatory = true;						
			break		
		case "EXH_ENTER":
			check_title_mandatory = true;
			check_country_mandatory = true;
			check_attach1_mandatory = true;
			check_attach1_format = true;
			check_attach2_mandatory = true;
			check_attach2_format = true;
			check_attach3_mandatory = true;
			check_attach3_format = true;
			check_craftsfiels_mandatory = true;
			break
		case "EXH_EDIT":
			check_title_mandatory = true;
			check_country_mandatory = true;
			check_attach1_format = true;
			check_attach2_format = true;
			check_attach3_format = true;
			check_craftsfiels_mandatory = true;
			break			
		case "CNT_REG":
			check_title_mandatory = true;
			check_username_mandatory = true;
			check_username_format = true;
			check_pwd_mandatory = true;		
			check_pwd_format = true;					
			check_type_mandatory = true;
			check_country_mandatory = true;
			check_email_mandatory = true;
			check_email_format = true;
			check_craftsfiels_mandatory = true;			
			check_agree_mandatory = true;
			break		
		case "CNT_EDIT":
			check_title_mandatory = true;
			check_type_mandatory = true;
			check_country_mandatory = true;
			check_email_mandatory = true;
			check_email_format = true;
			check_craftsfiels_mandatory = true;			
			break						
		case "FORGOT_PWD":
			check_email_mandatory = true;
			check_email_format = true;			
			break	
		case "SETTINGS":
			check_email_mandatory = true;
			check_email_format = true;			
			break									
		}	
		
		var frm = document.frmsubmit;
//check Title orName	
		if (check_title_mandatory == true) {
			if (trim(frm.title.value) == '') 
			{
				alert("Please, enter Title/Name");
				frm.title.focus();
				return false;
			}
		}

//check Username	
		if ((check_username_mandatory == true) || (check_username_format == true)) {
			if (trim(frm.username1.value) != '') {
				if (check_username_format == true) {
					if (usernameCheck(frm.username1.value)==false) {
						frm.username1.focus();
						return false;
					}			
				}
			} else {
				if (check_username_mandatory == true) {
					alert("Please, enter username");				
					frm.username1.focus();
					return false;
				}
			}
		}

//check Password	
		if ((check_pwd_mandatory == true) || (check_pwd_format == true)) {
			if (frm.pwd1.value != '') {
				if (check_pwd_format == true) {
					if (frm.pwd1.value == frm.username1.value) {
						alert("Error: Password must be different from Username");				
						frm.pwd1.focus();
						return false;
					}
					if (pwdCheck(frm.pwd1.value)==false) {
						frm.pwd1.focus();
						return false;
					}			
					// check Retype password
					if (frm.retypepwd1.value != '') {
						if (frm.retypepwd1.value != frm.pwd1.value) {
							alert("The re-typed password is not the same with the password");
							frm.retypepwd1.focus();
							return false;
						}
					} else {
						alert("Please, re-type password");				
						frm.retypepwd1.focus();
						return false;						
					}
				}
			} else {
				if (check_pwd_mandatory == true) {
					alert("Please, enter password");				
					frm.pwd1.focus();
					return false;
				}
			}
		}

//check Type			
		if (check_type_mandatory == true) {
			if ((trim(frm.type.value) == '0') || (frm.type.selectedIndex < 0))
			{
				alert("Please, select Type/Field");
				frm.type.focus();
				return false;
			}	
		}
		
//check Text			
		if (check_description_mandatory == true) {
			if (trim(frm.description.value) == '') 
			{
				alert("Please, enter Description");
				frm.description.focus();
				return false;
			}
		}
		
//check Country			
		if (check_country_mandatory == true) {
			if ((trim(frm.country.value) == '0') || (frm.country.selectedIndex < 0)) 
			{
				alert("Please, select Country");
				frm.country.focus();
				return false;
			}	
		}
		
//check Date1			
		if ((check_date1_mandatory == true) || (check_date1_format == true)) {
			if (trim(frm.date1.value) != '') {
				if (check_date1_format == true) {
					if (isDate(trim(frm.date1.value))==false){
//						alert("Please, enter valid date");									
						frm.date1.focus();
						return false;
					}
				}
			} else {
				if (check_date1_mandatory == true) {
					alert("Please, enter Starting date");				
					frm.date1.focus();
					return false;
				}
			}
		}
		
//check Date2			
		if ((check_date2_mandatory == true) || (check_date2_format == true)) {
			if (trim(frm.date2.value) != '') {
				if (check_date2_format == true) {
					if (isDate(trim(frm.date2.value))==false){
//						alert("Please, enter valid date");									
						frm.date2.focus();
						return false;
					}
				}
			} else {
				if (check_date2_mandatory == true) {
					alert("Please, enter Finishing date");				
					frm.date2.focus();
					return false;
				}
			}
		}

//check Email	
		if ((check_email_mandatory == true) || (check_email_format == true)) {
			if (trim(frm.email.value) != '') {
				if (check_email_format == true) {
					if (emailCheck(trim(frm.email.value))==false) {
						alert("Please, enter valid email");				
						frm.email.focus();
						return false;
					}			
				}
			} else {
				if (check_email_mandatory == true) {
					alert("Please, enter email");				
					frm.email.focus();
					return false;
				}
			}
		}
		
//check Url			
		if (check_url_mandatory == true) {
			if ((trim(frm.url.value) == '') || (trim(frm.url.value) == 'http://'))
			{
				alert("Please, enter Url");
				frm.url.focus();
				return false;
			}
		}		
		
//check attach1			
		if ((check_attach1_mandatory == true) || (check_attach1_format == true)) {
			var exists = eval(document.frmsubmit["attach1"]);	
			if(exists) {			
				var filename1 = trim(frm.attach1.value.toLowerCase()); 						
				if (filename1 != '') {
					if (check_attach1_format == true) {
						if((filename1.lastIndexOf(".gif")==-1) && (filename1.lastIndexOf(".jpg")==-1))
						{
							alert("Small size photo: you can upload only JPEG, GIF extension files")
							frm.attach1.focus();
							return false;
						}			
					}
				} else {
					if (check_attach1_mandatory == true) {
						alert("Please, press the browse button and select a small size photo");
						frm.attach1.focus();
						return false;	
					}
				}
			} 
		}
		
//check attach2			
		if ((check_attach2_mandatory == true) || (check_attach2_format == true)) {
			var exists = eval(document.frmsubmit["attach2"]);	
			if(exists) {			
				var filename2 = trim(frm.attach2.value.toLowerCase()); 						
				if (filename2 != '') {
					if (check_attach2_format == true) {
						if((filename2.lastIndexOf(".gif")==-1) && (filename2.lastIndexOf(".jpg")==-1))
						{
							alert("Medium size photo: you can upload only JPEG, GIF extension files")
							frm.attach2.focus();
							return false;
						}			
					}
				} else {
					if (check_attach2_mandatory == true) {
						alert("Please, press the browse button and select a medium size photo");
						frm.attach2.focus();
						return false;	
					}
				}
			} 
		}
		
//check attach3		
		if ((check_attach3_mandatory == true) || (check_attach3_format == true)) {
			var exists = eval(document.frmsubmit["attach3"]);	
			if(exists) {			
				var filename3 = trim(frm.attach3.value.toLowerCase()); 						
				if (filename3 != '') {
					if (check_attach3_format == true) {
						if((filename3.lastIndexOf(".gif")==-1) && (filename3.lastIndexOf(".jpg")==-1))
						{
							alert("Big size photo: you can upload only JPEG, GIF extension files")
							frm.attach3.focus();
							return false;
						}			
					}
				} else {
					if (check_attach3_mandatory == true) {
						alert("Please, press the browse button and select a big size photo");
						frm.attach3.focus();
						return false;	
					}
				}
			} 
		}
		
//check craftsfield			
		if (check_craftsfiels_mandatory == true) {
			flag_selected_fields = false;
			for (i=0;i<frm.craftsfield.length;i++)
				{
					if (frm.craftsfield[i].checked == true)
					{
						flag_selected_fields = true;
					}
				}
			if (flag_selected_fields == false)
				{
						alert("Please, select Crafts field");
						return false;			
				}
		}

//check agree			
		if (check_agree_mandatory == true) {
			if (frm.agree.checked == false)
				{
						alert("To become a registered user, you should agree and consent to the Terms of Use of CraftsNet.");
						return false;			
				}
		}


	return true;
}

function selectAllFields()
{
		var frm = document.frmsubmit;
		if (frm.allfields.checked == true) {
			for (i=0;i<frm.craftsfield.length;i++)
				{
					frm.craftsfield[i].checked = true
				}
		} else {
			for (i=0;i<frm.craftsfield.length;i++)
				{
					frm.craftsfield[i].checked = false
				}
		}
}


function enableChangePassword()
	{
		var frm = document.frmsubmit;
		if (frm.changepwd.checked == true ) 
		{
			frm.currentpwd.disabled = false;
			frm.newpwd.disabled = false;
			frm.retypenewpwd.disabled = false
		} else {
			frm.currentpwd.disabled = true;
			frm.newpwd.disabled = true;
			frm.retypenewpwd.disabled = true;
			frm.currentpwd.value = '';
			frm.newpwd.value = '';
			frm.retypenewpwd.value = ''
		}
	}


function onEditAccount()
{
	var frm = document.frmsubmit;
	
	var exists1 = eval(document.frmsubmit["currentusername"]);	
	if(exists1) {		
		if (trim(frm.currentusername.value) != '') {
			if (usernameCheck(frm.currentusername.value)==false) {
				frm.currentusername.focus();
				return false;
			}			
		} else {
			alert("Please, enter username");				
			frm.currentusername.focus();
			return false;
		}	
	}
	
	flag_changepwd = true;
	var exists2 = eval(document.frmsubmit["changepwd"]);	
	if(exists2) {	
		if (frm.changepwd.checked == false)
		{
			flag_changepwd = false;			
		}		
	}
	
	if (flag_changepwd == true ) {
	//check password fields
		if (trim(frm.currentpwd.value) == '') 
		{
			alert("Please, enter Current password");
			frm.currentpwd.focus();
			return false;
		} else {
			if (pwdCheck(frm.currentpwd.value)==false) {
				frm.currentpwd.focus();
				return false;
			}						
		}
	// check new password
		if (frm.newpwd.value != '') {
			if(exists1) {	
				if (frm.newpwd.value == frm.currentusername.value) {
					alert("Error: Password must be different from Username");				
					frm.newpwd.focus();
					return false;
				}
			}
			if (pwdCheck(frm.newpwd.value)==false) {
				frm.newpwd.focus();
				return false;
			}			
			// check Retype password
			if (frm.retypenewpwd.value != '') {
				if (frm.retypenewpwd.value != frm.newpwd.value) {
					alert("The re-typed New password is not the same with the New password");
					frm.retypenewpwd.focus();
					return false;
				}
			} else {
				alert("Please, re-type New password");				
				frm.retypenewpwd.focus();
				return false;						
			}
		} else {
			alert("Please, enter New password");				
			frm.newpwd.focus();
			return false;
		}	
	//end of new password check	
	}	
}