// JavaScript Document
function check()
{

			if(!emailCheck(document.jobs.address.value))
			{
				//alert("Please enter a valid e-mail address");
				document.jobs.address.focus();
				return false;
			
			}

	
}

// Email validation function
		function emailCheck (emailStr) 
		{

		var checkTLD=1;
		var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
		var emailPat=/^(.+)@(.+)$/;
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
		var validChars="\[^\\s" + specialChars + "\]";
		var quotedUser="(\"[^\"]*\")";
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
		var atom=validChars + '+';
		var word="(" + atom + "|" + quotedUser + ")";
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
		var matchArray=emailStr.match(emailPat);
		
		if (matchArray==null) 
		{
			alert("Email address seems incorrect (check @ and .'s)");
			return false;
		}
		var user=matchArray[1];
		var domain=matchArray[2];
		
		for (i=0; i<user.length; i++)
		 {
			if (user.charCodeAt(i)>127) 
			{
				alert("Ths username contains invalid characters.");
				return false;
	  		 }
		}
		for (i=0; i<domain.length; i++) 
		{
			if (domain.charCodeAt(i)>127) 
			{
				alert("Ths domain name contains invalid characters.");
				return false;
	  		 }
		}
	
	if (user.match(userPat)==null)
	 {
		alert("The username doesn't seem to be valid.");
		return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	
	if (IPArray!=null) 
	{
	for (var i=1;i<=4;i++)
	 {
		if (IPArray[i]>255)
		 {
			alert("Destination IP address is invalid!");
			return false;
	   	}
	}
		return true;
	}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) 
	{
		if (domArr[i].search(atomPat)==-1)
		{
			alert("The email domain name does not seem to be valid.");
			return false;
	   }
	}
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
	{
		alert("The email address must end in a well-known domain or two letter " + "country.");
		return false;
	}
	if (len<2) 
	{
		alert("This email address is missing a hostname!");
		return false;
	}
		return true;
	}


function emailCheck (emailStr) 
		{

		var checkTLD=1;
		var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
		var emailPat=/^(.+)@(.+)$/;
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
		var validChars="\[^\\s" + specialChars + "\]";
		var quotedUser="(\"[^\"]*\")";
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
		var atom=validChars + '+';
		var word="(" + atom + "|" + quotedUser + ")";
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
		var matchArray=emailStr.match(emailPat);
		
		if (matchArray==null) 
		{
			alert("Email address seems incorrect (check @ and .'s)");
			return false;
		}
		var user=matchArray[1];
		var domain=matchArray[2];
		
		for (i=0; i<user.length; i++)
		 {
			if (user.charCodeAt(i)>127) 
			{
				alert("Ths username contains invalid characters.");
				return false;
	  		 }
		}
		for (i=0; i<domain.length; i++) 
		{
			if (domain.charCodeAt(i)>127) 
			{
				alert("Ths domain name contains invalid characters.");
				return false;
	  		 }
		}
	
	if (user.match(userPat)==null)
	 {
		alert("The username doesn't seem to be valid.");
		return false;
	}
	
	var IPArray=domain.match(ipDomainPat);
	
	if (IPArray!=null) 
	{
	for (var i=1;i<=4;i++)
	 {
		if (IPArray[i]>255)
		 {
			alert("Destination IP address is invalid!");
			return false;
	   	}
	}
		return true;
	}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) 
	{
		if (domArr[i].search(atomPat)==-1)
		{
			alert("The email domain name does not seem to be valid.");
			return false;
	   }
	}
	
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
	{
		alert("The email address must end in a well-known domain or two letter " + "country.");
		return false;
	}
	if (len<2) 
	{
		alert("This email address is missing a hostname!");
		return false;
	}
		return true;
}//end of function email check


/*function checkContact()
{
var myvar;
var myvar2;
tt=1;
var count=0;
email=document.frmContact.txtEmail.value;
emaillen=email.length;
if(document.frmContact.txtName.value=="")
{alert("Please Enter Your Name"); document.frmContact.txtName.focus();return false;}
else if(document.frmContact.txtEmail.value=="")
{alert("Please Enter Your Email Address"); document.frmContact.txtEmail.focus();return false;}
else if(document.frmContact.txtMessage.value=="")
{alert("Please Enter Your Message"); document.frmContact.txtMessage.focus();return false;}
else if(tt==1){
for(var i=0;i<emaillen;i++)
{
if(email.charAt(i)=="@")
{
count=count+1
myvar="yes";
break;
}
else
myvar="no"      
}
for(var i=0;i<emaillen;i++)
{
if(email.charAt(i)==".")
{
myvar2="yes";
break;
}
else
myvar2="no"
}
}
if(myvar=="no" || myvar2=="no")
{
alert("Invalid email id.");document.frmContact.txtEmail.focus(); return false;}
else if(myvar=="yes" && myvar2=="yes")
{
document.frmContact.submit();
}
}




function checkResume()
{
var myvar;
var myvar2;
tt=1;
var count=0;
email=document.frmResume.txtemail.value;
emaillen=email.length;
if(document.frmResume.txtfname.value=="")
{alert("Please Enter Your First Name Name"); document.frmResume.txtfname.focus();return false;}
else if(document.frmResume.txtlname.value=="")
{alert("Please Enter Your Last Name"); document.frmResume.txtlname.focus();return false;}

else if(document.frmResume.txtemail.value=="")
{alert("Please Enter Your Email Address"); document.frmResume.txtemail.focus();return false;}

else if(tt==1){
for(var i=0;i<emaillen;i++)
{
if(email.charAt(i)=="@")
{
count=count+1
myvar="yes";
break;
}
else
myvar="no"      
}
for(var i=0;i<emaillen;i++)
{
if(email.charAt(i)==".")
{
myvar2="yes";
break;
}
else
myvar2="no"
}
}
if(myvar=="no" || myvar2=="no")
{
alert("Invalid email id.");document.frmResume.txtemail.focus(); return false;}
else if(myvar=="yes" && myvar2=="yes")
{
document.frmResume.submit();
}
}
*/