function validate(input)

{

	if (document.frmempr.compname.value == "" ) 

	{

	alert ("Company Name should not be blank");

	document.frmempr.compname.focus();

	return false;

	}

	if (document.frmempr.email.value == "" ) 

	{

	alert ("Email should not be blank");

	document.frmempr.email.focus();

	return false;

	}	

	if (document.frmempr.firstname.value == "" ) 

	{

	alert ("First Name should not be blank");

	document.frmempr.firstname.focus();

	return false;

	}	
	if (document.frmempr.surname.value == "" ) 

	{

	alert ("Surname should not be blank");

	document.frmempr.surname.focus();

	return false;

	}	
	if (document.frmempr.middlename.value == "" ) 

	{

	alert ("Middle Name should not be blank");

	document.frmempr.middlename.focus();

	return false;

	}	
	if (document.frmempr.phoneno.value == "" ) 

	{

	alert ("Phone number should not be blank");

	document.frmempr.phoneno.focus();

	return false;

	}	
	if (document.frmempr.paddress.value == "" ) 

	{

	alert ("Addresss should not be blank");

	document.frmempr.paddress.focus();

	return false;

	}	


	if(document.frmempr.email.value.length > 0)

	{

		if (document.frmempr.email.value.indexOf ('@', 0) == -1 || 		document.frmempr.email.value.indexOf ('.', 0) == -1 ) 

		{

		document.frmempr.email.focus();

		alert("Please  enter a  valid E-mail address");

		return false;

	    }

	}

		

	if (document.frmempr.username.value == "" ) 

	{

	 	alert ("Username should not be blank");

	document.frmempr.username.focus();

	return false;

	}
	<!--Code for checking the ' quote for user name and password is added here on 27/9/2001 By Hemang Naik-->
	<!--Code starts Here for username validation by hemang-->
	for (i=0;i <= document.frmempr.username.value.length;i++)
	{
		if (document.frmempr.username.value.indexOf("'") != -1) 
		{
			alert("Enter valid UserName");
			document.frmempr.username.focus();
			return false;
		}
	}
	<!--Code Ends Here for username validation by hemang-->
	
	if((document.frmempr.username.value.length < 6 ) || (document.frmempr.username.value.length > 12 ))

	{

	alert ("Username should  be minimum 6 & maximum 12 characters");

	document.frmempr.username.focus();

	return false;

	}

	if (document.frmempr.password.value == "" )
	{
 	alert ("Password should not be blank");
	document.frmempr.password.focus();
	return false;
	}
	<!--Code for checking the ' quote for user name and password is added here on 27/9/2001 By Hemang Naik-->
	<!--Code starts Here for username validation by hemang-->
	for (i=0;i <= document.frmempr.password.value.length;i++)
	{
		if (document.frmempr.password.value.indexOf("'") != -1) 
		{
			alert("Enter valid Password");
			document.frmempr.password.focus();
			return false;
		}
	}
	<!--Code Ends Here for username validation by hemang-->
	

	if((document.frmempr.password.value.length < 6 ) || (document.frmempr.password.value.length > 12 ))

	{

	alert ("Password should  be minimum 6 & maximum 12 characters");

	document.frmempr.password.focus();

	return false;

	}

	

	if (document.frmempr.cpassword.value == "" ) 

	

	{

	alert ("Confirm Password should not be blank");

	document.frmempr.cpassword.focus();

	return false;

	}

	if (document.frmempr.passwordhint.value == "" ) 
	{

	alert ("Password Hint should not be blank");

	document.frmempr.passwordhint.focus();

	return false;

	}
	

	if ((document.frmempr.password.value) !=  (document.frmempr.cpassword.value))

	{

	alert ("Password and Confirm Password should be  same");

	document.frmempr.cpassword.focus();

	return false;

	}

}