function validatedist( form_valid )
{
if( form_valid.contact_name.value == "" ) {
		alert("Please Enter Contact Name");
			form_valid.contact_name.focus();
			return false;
		}
		
else if
 		( form_valid.email_address.value == "" ) {
			alert("Please Enter Email Address");
			form_valid.email_address.focus();
			return false;
		}


else if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form_valid.email_address.value))) {
			alert("Invalid Email Address");
			form_valid.email_address.focus();
			return false;
		}

else if
 		( form_valid.phone.value == "" ) {
			alert("Please Enter Telephone");
			form_valid.phone.focus();
			return false;
		}
else if
 		( form_valid.txtNumber.value == "" ) {
			alert("Please Enter Security Code");
			form_valid.txtNumber.focus();
			return false;
		}
		


}