function check()
{
frm=document.form1;
  if (frm.option.value == "")
  {
    alert("Please Select Category.");
    frm.option.focus();
    return (false);
  } 
  if(frm.name.value=="")
	{	
		alert("Name Field Can't Be Blank");
		frm.name.focus();
		return false;
	}
  if(frm.email.value=="")
	{	
		alert("Email Field Can't Be Blank");
		frm.email.focus();
		return false;
	}

	if (frm.email.value!="")
	{
		if(!emailInvalid(frm.email.value))
		{
			alert("Please Enter Valid Email Address");
			frm.email.focus();
			return false;
		}
	}
  if (frm.phone.value == "")
  {
    alert("Phone Field Can't Be Blank");
    frm.phone.focus();
    return (false);
  }
if (frm.subject.value == "")
  {
    alert("Subject Field Can't Be Blank");
    frm.subject.focus();
    return (false);
  }
if (frm.verif_box.value == "")
  {
    alert("Please Enter the Security No");
    frm.verif_box.focus();
    return (false);
  }
if (frm.message.value == "")
  {
    alert("Message Field Can't Be Blank");
    frm.message.focus();
    return (false);
  }

  
function emailInvalid(s)

{
	if(!(s.match(/^[\w]+([_|\.-][\w]{1,})*@[\w]{2,}([_|\.-][\w]{1,})*\.([a-z]{2,4})$/i) ))
        {
		return false;
	}
	else
		return true;
}
}