function validateRegistration(frmFeedback)
{
       
	if(trim(frmFeedback.txtCourseTitle.value)=="")
	{
		alert("Please enter course  title");
		frmFeedback.txtCourseTitle.select();
		frmFeedback.txtCourseTitle.focus();
		return false;
	}		
   
    if(trim(frmFeedback.txtFamilyName.value)=="")
	{
		alert("Please enter family  name");
		frmFeedback.txtFamilyName.select();
		frmFeedback.txtFamilyName.focus();
		return false;
	}	
	if(isInvalidAlphabet(trim(frmFeedback.txtFamilyName.value)))
	{
		alert("Family name contains invalid characters.Please check")
		frmFeedback.txtFamilyName.select()
		frmFeedback.txtFamilyName.focus()
		return false
	}	
		
        if(trim(frmFeedback.txtFirstName.value)=="")
	{
		alert("Please enter your first  name");
		frmFeedback.txtFirstName.select();
		frmFeedback.txtFirstName.focus();
		return false;
	}	
	if(isInvalidAlphabet(trim(frmFeedback.txtFirstName.value)))
	{
		alert("First name contains invalid characters.Please check")
		frmFeedback.txtFirstName.select()
		frmFeedback.txtFirstName.focus()
		return false
	}

        if(trim(frmFeedback.txtAddress.value)=="")
	{
		alert("Please enter your mailing  address");
		frmFeedback.txtAddress.select();
		frmFeedback.txtAddress.focus();
		return false;
	}	
	
       if(trim(frmFeedback.txtTelephone.value)=="")
	{
		alert("Please enter your phone number");
		frmFeedback.txtTelephone.select();
		frmFeedback.txtTelephone.focus();
		return false;
	}	
	if(isInvalidPhone(trim(frmFeedback.txtTelephone.value)))
	{
		alert("Phone number is invalid .Please check")
		frmFeedback.txtTelephone.select()
		frmFeedback.txtTelephone.focus()
		return false
	}		
               
	if(trim(frmFeedback.txtEMail.value)=="")
	{
		alert("Please enter your E-mail address")
		frmFeedback.txtEMail.select()
		frmFeedback.txtEMail.focus()
		return false
	}	
	
	if(trim(frmFeedback.txtEMail.value)!="")
	{			
		
		if(!(emailCheck(frmFeedback.txtEMail.value)))
		{
			frmFeedback.txtEMail.focus()
			return false
		}
	}
}