function checkformaincat(fobj) {	
		var str = trimString(fobj.options[fobj.selectedIndex].text);		
		var form = document.forms[0];	
		
		if (str !== "") {
				var at ="--"
				if (str.indexOf(at)!==-1){
				  alert("Please select a specific Job Function, not a Job Function heading")
				  fobj.focus();
				  return false	}
		 }
		return true
}


function addError(errorList, errorMsg, errorFld) {
	var errorRec = new Object();
	errorRec.errorMsg = errorMsg;
	errorRec.fldName = errorFld;
 
	errorList[errorList.length] = errorRec;
}


function buildErrorList(errorList, titleMsg) {
	var st = titleMsg + "\n";
	
	for (var i = 0; i < errorList.length; i++)
		st += (i + 1) + ": " + errorList[i].errorMsg + "\n";
		
	return st;
}

function checkid(fname) {
		var form = document.forms[0];	
		var str= form[fname].value;		
		if (str !== "") {
				var at="js"
				var at1="cp"
				var lat=str.indexOf(at)
				var lat1=str.indexOf(at1)
				var lstr=str.length
				if ((str.indexOf(at)==-1) & (str.indexOf(at1)==-1)){
				   alert("Login ID must start with js or cp")
		   		setTimeout("document.getElementById('" + fname + "').focus();",1);
				setTimeout("document.getElementById('" + fname + "').select();",1);
		   		    //form[fname].focus()
				   return false
				}
				if (str.indexOf(" ")!=-1){
				    alert("Invalid js or cp number, must be in the format of  -    jsXXX   or cpXXX where XXX are numeric characters")
			    		setTimeout("document.getElementById('" + fname + "').focus();",1);
					setTimeout("document.getElementById('" + fname + "').select();",1);
				    //form[fname].focus()
				    return false
				 }				
				 if (str.indexOf("ref")!=-1){
				    alert("Invalid js or cp number, must be in the format of  -    jsXXX   or cpXXX where XXX are numeric characters")
		    		setTimeout("document.getElementById('" + fname + "').focus();",1);
				setTimeout("document.getElementById('" + fname + "').select();",1);
				    //form[fname].focus()
				    return false
				 }				
				 if (str.indexOf("#")!=-1){
				    alert("Invalid js or cp number, must be in the format of  -    jsXXX   or cpXXX where XXX are numeric characters")
			    		setTimeout("document.getElementById('" + fname + "').focus();",1);
					setTimeout("document.getElementById('" + fname + "').select();",1);
				    //form[fname].focus()
				    return false
				 }				
				if (lstr < 3 ){
				    alert("Login ID must be more than 3 characters long")
			    		setTimeout("document.getElementById('" + fname + "').focus();",1);
					setTimeout("document.getElementById('" + fname + "').select();",1);
		    		    //form[fname].focus()
				    return false
				 }
		 }
		return true
}

function echeck(fname) {

		var form = document.forms[0];	
		var str= form[fname].value;
		var msg = doecheck(str)
		if(msg !=="" ) {
			alert(msg)
			setTimeout("document.getElementById('" + fname + "').focus();",1);
			setTimeout("document.getElementById('" + fname + "').select();",1);
			return false
		} else {
			return true
		}	
}

function doecheck(str){	
		
	str = trim(str)	
		if (str !== "") {
				var at="@"
				var dot="."
				var comm=","
				var lat=str.indexOf(at)
				var lstr=str.length
				var ldot=str.indexOf(dot)
				var lchar = str.substring(lstr,lstr-1)
				if (str.indexOf(at)==-1){
				   var msg = "Invalid E-mail Address"
				   return msg
				} else if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
				   var msg = "Invalid E-mail Address"
		   			return msg
				} else if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 ){
				    var msg = "Invalid E-mail Address"
			    		return msg
			    	} else if (str.substring(lstr,lstr-1)=="."){
				    var msg = "Invalid E-mail Address. Remove the trailing dot "
			    		return msg
				} else if (str.indexOf(at,(lat+1))!=-1){
				    var msg = "Invalid E-mail Address"
				    return msg
				 } else if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
				    var msg = "Invalid E-mail Address"
			    		 return msg
				 } else if (str.indexOf(dot,(lat+2))==-1){
				    var msg = "Invalid E-mail Address"
			    		return msg
				 } else if (str.indexOf(" ")!=-1){
				    var msg = "Invalid E-mail Address"
				   return msg
				  } else if (str.indexOf("rediff")!=-1) { 
				    var msg = "Rediffmail.com or rediff.com e-mail addresses are NOT allowed"
				   return msg
				   
				 } else if ((str.indexOf(" ")!=-1) 
| (str.indexOf("..")!=-1) 
| (str.indexOf(".con")!=-1) 
| (str.indexOf(".comm")!=-1) 
| (str.indexOf(".coom")!=-1) 
| (str.indexOf(".com.uk")!=-1) 
| (str.indexOf(".com.in")!=-1) 
| (str.indexOf(".coin")!=-1) 
| (str.indexOf(".ocm")!=-1) 
| (str.indexOf(".voml")!=-1) 
| (str.indexOf(".ent")!=-1) 
| (str.indexOf("@hotmial.com")!=-1) 
| (str.indexOf("@homail.")!=-1) 
| (str.indexOf("@hotmaiil.")!=-1) 
| (str.indexOf(".colm")!=-1) 
| (str.indexOf("@hptmail")!=-1) 
| (str.indexOf("@hotail.")!=-1) 
| (str.indexOf("@hotmaill.")!=-1) 
| (str.indexOf("@hotmil.")!=-1)
| (str.indexOf("@hotamil.")!=-1)  
| (str.indexOf("@hotail.")!=-1)  
| (str.indexOf("@hotmail.om")!=-1) 
| (str.indexOf("@hotmai.")!=-1) 
| (str.indexOf("@htmail.")!=-1) 
| (str.indexOf("@otmail.")!=-1) 
| (str.indexOf("@homail.")!=-1) 
| (str.indexOf("@yahoomail")!=-1) 
| (str.indexOf("@yaahoo")!=-1) 
| (str.indexOf("@yshoo.")!=-1) 
| (str.indexOf("@hyoo.com")!=-1) 
| (str.indexOf("@yahho.")!=-1) 
| (str.indexOf("@yahool.")!=-1) 
| (str.indexOf("@yaho.")!=-1) 
| (str.indexOf("@yaoo.")!=-1) 
| (str.indexOf("@yhoo.")!=-1) 
| (str.indexOf("@lyahoo.")!=-1) 
| (str.indexOf("@ylahoo.")!=-1) 
| (str.indexOf("@yalhoo.")!=-1) 
| (str.indexOf("@yahloo.")!=-1) 
| (str.indexOf("@yahooco.")!=-1) 
| (str.indexOf("@yahooo.")!=-1) 
| (str.indexOf("@yaholo.")!=-1) 
| (str.indexOf("@ahoo.")!=-1) 
| (str.indexOf("@yhaoo.")!=-1) 
| (str.indexOf("@tahoo.")!=-1) 
| (str.indexOf("@yaohoo.")!=-1) 
| (str.indexOf("@yahoo.om")!=-1)
| (str.indexOf("@yahoomail")!=-1)
| (str.indexOf("@yahoo.in")!=-1)
| (str.indexOf("@yahoo.uk")!=-1)
| (str.indexOf("@yahoon.")!=-1)
| (str.indexOf("@exite.")!=-1) 
| (str.indexOf("@gnail.")!=-1)
| (str.indexOf("@gmai.")!=-1)
| (str.indexOf("@gmal.")!=-1)
| (str.indexOf("@gamil.")!=-1)
| (str.indexOf("@gmailo.")!=-1)){


				   var msg =  "Invalid E-mail Address, check spelling"
				  return msg
				 }
			}
			
			var msg = ""
 		 	return msg				
	}

function launchCenter(url, name, height, width) { 
var str = "height=" + height + ",innerHeight=" + height;
str += ",width=" + width + ",innerWidth=" + width;
if (window.screen) { 
var ah = screen.availHeight - 30;
var aw = screen.availWidth - 10;
var xc = (aw - width) / 2;
var yc = (ah - height) / 2;
str += ",left=" + xc + ",screenX=" + xc;
str += ",top=" + yc + ",screenY=" + yc;
}
return window.open(url, name, str);
}

function trimString (str) {
  str = this != window? this : str;
  return str.replace(/^\s+/g, '').replace(/\s+$/g, '');
}

function winopen(url) {
window.open(url, 'CoVacs', ' width=500,height=400,scrollbars=yes')
}

function winopen800(url) {
window.open(url, 'win800', ' width=800,height=600,scrollbars=yes')
}

function browserType(){
if (window.navigator.appName.indexOf("Netscape") != -1) var browsername = "NN";
if (window.navigator.appName.indexOf("Microsoft") != -1) var browsername = "IE";
return browsername
}	

function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}
function Right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
    }
}

                           
function urlvalidation(fname){
var form = document.forms[0];	
var str= form[fname].value;		
var result = str.match("^((ht|f)tp(s?))\://([0-9a-zA-Z\-]+\.)+[a-zA-Z]{2,6}(\:[0-9]+)?(/\S*)?$");
var result = str.match("^((ht|f)tp(s?))\://([0-9a-zA-Z\-]+\.)");
if (str != "") {
	if (result == null) {
		alert("Illegal URL, must start with http:// or https:// and be more than 20 characters long");
		setTimeout("document.getElementById('" + fname + "').focus();",1);
		setTimeout("document.getElementById('" + fname + "').select();",1);		   	
	 	return false;
	} else {
		return true
	}
}
}

function scamecheck(fname) {

var form = document.forms[0];	
var str= form[fname].value;
var msg = doecheck(str)
if(msg !=="" ) {
	alert(msg)
	setTimeout("document.getElementById('" + fname + "').focus();",1);
	setTimeout("document.getElementById('" + fname + "').select();",1);
	return false
} else {
	var msg2 = doscamecheck(str)
	if(msg2 !=="" ) {
		alert(msg2)
		setTimeout("document.getElementById('" + fname + "').focus();",1);
		setTimeout("document.getElementById('" + fname + "').select();",1);
		return false
	} else {
		return true
	}	
}
}

function doscamecheck(str){		
	var msg = ""
	if (str !== "") {
	
			 //check for FREE or banned w-mail addresses
			var mailads = [/\b@HOTMAIL\b/i , /\b@YAHOO\b/i, /\b@GMAIL\b/i, /\b@NTLWORLD\b/i, /\b@MSN.COM\b/i, /\bMAIL.COM\b/i, /\bAOL.COM\b/i 
,/\b@inbox\b/i,/\b@consultant.com\b/i,/\b@myway.com\b/i,/\b@ownway.net\b/i,/\b@zzn\b/i,/\b@oilserverecruitments.com\b/i
,/\b@box.az\b/i,/\b@lycos.com\b/,/\b@consultant.com\b/,/\b@netscape\b/,/\b@rediffmail\b/,/\b@excite\b/,/\b@engineer.com\b/
,/\b@walla.com\b/,/\b@sunnargasltd.com\b/,/\b@netzero\b/,/\b@virgilio.it\b/,/\b@sify.com\b/,/\b@execs.com\b/,/\b@employmentworld.org\b/
,/\b@bizhat.com\b/,/\b@fastermail.com\b/,/\b@whipmail.com\b/,/\b@care2.com\b/,/\b@corporation.net\b/,/\b@nnpconline.com\b/
,/\b@katamail.com\b/,/\b@lycos\b/,/\b@look.com\b/,/\b@mobiloilcompany.com\b/,/\b@travelseeker.com\b/,/\b@ureach.com\b/,/\b@safe-mail.com\b/
,/\b@rocketmail.com\b/,/\b@latinmail.com\b/i];

 			for (var i = 0; i < mailads.length; i++){
	 			if (	mailads[i].test(str)){
					var msg = "You cannot register using FREE or generic e-mail addresses such as Yahoo, Hotmail, AOL, Gmail etc\n\nIf you are a genuine recruiter and wish to register use your company e-mail address. If you are a\n\ngenuine recruiter but only use a generic e-mail address, please verify your company by sending\n\nfull company details to support@expatengineer.net , if we can verify your company we will setup\n\nyour company account and send you a login ID and password"
				 }							 
			}
		} 
return msg;	
}

function Left(str, n){
   if (n <= 0)
         return "";
   else if (n > String(str).length)
         return str;
   else
         return String(str).substring(0,n);
}

function Right(str, n){
      if (n <= 0)
          return "";
      else if (n > String(str).length)
          return str;
      else
   {
          var iLen = String(str).length;
          return String(str).substring(iLen, iLen - n);
      }
}


function trim( str ) {

return str.replace(/(^[\s\xA0]+|[\s\xA0]+$)/g, ''); 
}