function validation()
{
	var frm = document.contact_frm;
	
	if(frm.name.value=="")
	{
		alert("Please enter name");
		frm.name.focus();
		return false;
	}
	if(frm.branchs.value=="")
	{
			alert("Please select branch");
			frm.branchs.focus();
			return false;
	}
	if(frm.place.value=="")
	{
			alert("Please select place");
			frm.place.focus();
			return false;
	}
	if(frm.profession.value=="")
	{
		alert("Please enter profession");
		frm.profession.focus();
		return false;
	}
	if(frm.email.value=="")
	{
		alert("Please enter email");
		frm.email.focus();
		return false;
	}
	if(frm.email.value!="")
	{
		if(isValidEmail(frm.email.value)==false)
		{
		alert("Please enter valid email");
		frm.email.focus();
		return false;
		}
	}
	if(frm.mobile.value=="")
	{
		alert("Please enter mobile");
		frm.mobile.focus();
		return false;
	}
	//alert(isTelPhoneNumber(frm.mobile.value)==false);
	if(isTelPhoneNumber(frm.mobile.value)==false)
	{
			alert("Please enter valid mobile");
			frm.mobile.focus();
			return false;
	}
	if(frm.tel_con.value=="")
	{
			alert("Please enter telephone");
			frm.tel_con.focus();
			return false;
	}
	if(isTelPhoneNumber(frm.tel_con.value)==false)
	{
			alert("Please enter valid telephone");
			frm.tel_con.focus();
			return false;
	}
	if(frm.std_code.value=="")
	{
			alert("Please enter telephone");
			frm.std_code.focus();
			return false;
	}
	if(isTelPhoneNumber(frm.std_code.value)==false)
	{
			alert("Please enter valid telephone");
			frm.std_code.focus();
			return false;
	}
	if(frm.telephone.value=="")
	{
		alert("Please enter telephone");
		frm.telephone.focus();
		return false;
	}
	if(isTelPhoneNumber(frm.telephone.value)==false)
	{
			alert("Please enter valid telephone");
			frm.telephone.focus();
			return false;
	}
	
	
	if(frm.security_code.value=="")
	{
			alert("Please enter security code");
			frm.security_code.focus();
			return false;
	}
	
	return true;
}
 var whitespace =" \t\n\r ";
function isEmpty(str)
{  
	return ((str == null) || (str.length == 0))
}

function isfirstSpace(s)
{
	//alert(s);
	var a = s.split(' ');
	if(a[0] == '')
	{
			return false;
	}
	else
	{
		return true;
	}
}

function isTelPhoneNumber(s){
  var i;
  //alert(s);
  if (isEmpty(s)) 
    if (isTelPhoneNumber.arguments.length == 1) return defaultEmptyOK;
    else return (isTelPhoneNumber.arguments[1] == true);
  for (i = 0; i < s.length; i++){   
    var c = s.charAt(i);
    if (! (isDigit(c) || isAllowedChar(c)) )
      return false;
  }
  return true;
}

function isAllowedChar (c) {
 return ((c=="-") || (c=="+") || (c==".") || (c==" ")  || (c=="\\") 
 		|| (c=="/") || (c==",") || (c=="\t")  || (c=="\r")  
		|| (c=="\n") || (c=="(") || (c==")"))
}
function isDigit(c){
  return ((c >= "0") && (c <= "9"))
}
function isValidEmail(emailStr)
{
			/* The following pattern is used to check if the entered e-mail address
			   fits the user@domain format.  It also is used to separate the username
			   from the domain. */
			var emailPat=/^(.+)@(.+)$/
			/* The following string represents the pattern for matching all special
			   characters.  We don't want to allow special characters in the address. 
			   These characters include ( ) < > @ , ; : \ " . [ ]    */
			//var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
			var specialChars="\\(\\)<>@,`';:~!#$%^&*+=|{}?\\\\\\\"\\.\\[\\]"
			
			/* The following string represents the range of characters allowed in a 
			   username or domainname.  It really states which chars aren't allowed. */
			var validChars="\[^\\s" + specialChars + "\]"
			/* The following pattern applies if the "user" is a quoted string (in
			   which case, there are no rules about which characters are allowed
			   and which aren't; anything goes).  E.g. "sg cricket"@disney.com
			   is a legal e-mail address. */
			var quotedUser="(\"[^\"]*\")"
			/* The following pattern applies for domains that are IP addresses,
			   rather than symbolic names.  E.g. sg@[123.124.233.4] is a legal
			   e-mail address. NOTE: The square brackets are required. */
			var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
			/* The following string represents an atom (basically a series of
			   non-special characters.) */
			var atom=validChars + '+'
			/* The following string represents one word in the typical username.
			   For example, in sg.sg@somewhere.com, sg and sg are words.
			   Basically, a word is either an atom or quoted string. */
			var word="(" + atom + "|" + quotedUser + ")"
			// The following pattern describes the structure of the user
			var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
			/* The following pattern describes the structure of a normal symbolic
			   domain, as opposed to ipDomainPat, shown above. */
			var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")


			/* Finally, let's start trying to figure out if the supplied address is
			   valid. */

			/* Begin with the coarse pattern to simply break up user@domain into
			   different pieces that are easy to analyze. */
			var matchArray=emailStr.match(emailPat)
			if (matchArray==null) {
			  /* Too many/few @'s or something; basically, this address doesn't
			     even fit the general mould of a valid e-mail address. */
				//alert("Email address seems incorrect (check @ and .'s)")
				return false
			}
			var user=matchArray[1]
			var domain=matchArray[2]

			// See if "user" is valid 
			if (user.match(userPat)==null) {
			    // user is not valid
			    //alert("The username doesn't seem to be valid.")
			    return false
			}

			/* if the e-mail address is at an IP address (as opposed to a symbolic
			   host name) make sure the IP address is valid. */
			var IPArray=domain.match(ipDomainPat)
			if (IPArray!=null) {
			    // this is an IP address
				  for (var i=1;i<=4;i++) {
				    if (IPArray[i]>255) {
				        //alert("Destination IP address is invalid!")
					return false
				    }
			    }
			    return true
			}

			// Domain is symbolic name
			var domainArray=domain.match(domainPat)
			if (domainArray==null) {
			//alert("The domain name doesn't seem to be valid.")
			    return false
			}

			/* domain name seems valid, but now make sure that it ends in a
			   three-letter word (like com, edu, gov) or a two-letter word,
			   representing country (uk, nl, no), and that there's a hostname preceding 
			   the domain or country. */

			/* Now we need to break up the domain to get a count of how many atoms
			   it consists of. */
			var atomPat=new RegExp(atom,"g")
			var domArr=domain.match(atomPat)
			var len=domArr.length
			if (domArr[domArr.length-1].length<2 || 
			    domArr[domArr.length-1].length>3) {
			   // the address must end in a two letter or three letter word.
			   //alert("The address must end in a three-letter domain, or two letter country.")
			   return false
			}

			// Make sure there's a host name preceding the domain.
			if (len<2) {
			   var errStr="This address is missing a hostname!"
			   //alert(errStr)
			   return false
			}

			// If we've gotten this far, everything's valid!
			return true;
}