// JavaScript Document
{literal}
<script type="text/JavaScript">
    function check_req_fields()
    {
        var contact_name=document.form1.contact_name.value;
        var email=document.form1.email.value;
        var message=document.form1.message.value;

        if(contact_name=='')
        {
            alert('Contact Name is required.');
            document.form1.contact_name.focus();
            return false;
        }

        if(email=='')
        {
            alert('Email is required.');
            document.form1.email.focus();
            return false;
        }

        if(validate_email(email)==false)
	    {
    	    alert("Invalid Email Address.");
            document.form1.email.focus();
            return false;
	    }
        if(message=='')
        {
            alert('message is required.');
            document.form1.message.focus();
            return false;
        }


    }

    function validate_email(field)
	{
		with (field)
		{
			apos=field.indexOf("@");
			dotpos=field.lastIndexOf(".");
			if (apos<1||dotpos-apos<2)
	  		{
				return false;
			}
			else
			{
				return true;
			}
		}
	}
</script>
{/literal}