function windowThere(theURL,winName,features) {

	if (top.opener && !top.opener.closed) {

		top.opener.location.href = theURL;

	} else {

	if (window.winName) {

			//change href of {winName}

			winName.location.href = theURL;

		} else {

			PopWin(theURL,winName,features);

		}

	}

}





function MM_openBrWindow(theURL,winName,features) { //v2.0

  window.open(theURL,winName,features);

}

// submit the form to the specified page

function goToPage( pageUrl ) {

  // the form object that will be used

  var form_object = document.postform;



  validation_success = validate_form( form_object );

  if ( validation_success ) {

    form_object.action = pageUrl;

    form_object.submit();

  } else {

    window.alert( 'Sorry, you did not complete the form correctly' );

  }

}



function PopWin( theURL, winName, features ) {

  window.open( theURL, winName, features );

}



function PopW(theURL,winName,features) { 

	window.close();

	window.open(theURL,winName,features); 

}



// required_elements contains the names of elements that have to be

// filled in before the form can be submitted 

required_elements = new Array();



// check_format_elements contains the names and formats of elements

// that have to be filled in with the correct format before

// the form can be submitted 

check_format_elements = new Array();



// add an element to the required_elements array

function add_required_element( element_name ) {

  required_elements[ required_elements.length ] = element_name; 

}



// add an element to the check_format_elements array

function add_check_format_element( element_name, element_format ) {

  element_to_format = new Array( element_name, element_format )

  check_format_elements[ check_format_elements.length ] = element_to_format;

}



/**

 * returns true if all the required elements are filled in and all

 * the formated elements have the right format. otherwise returns false.

 */

function validate_form() {

  var form_is_valid = true;



  for ( i = 0; i < required_elements.length; i++ ) {

    elements = document.getElementsByName( required_elements[ i ] );

    // there may be more than one element with the same name,

    // eg. radiobuttons

    // NOTE: not sure what the effect of a hidden variable with

    // the same name as a required/formatted element will have

    for ( j = 0; j < elements.length; j++ ) {

      //window.alert( elements[ j ].name + " - " + elements[ j ].type );

      var valid = false;

      valid = validate_required_element( elements[ j ].name, elements[ j ].type );

      if ( !valid ) {

        form_is_valid = false;

      }

      

    }

  }



  for ( i = 0; i < check_format_elements.length; i++ ) {

    var element_name;

    element_name = check_format_elements[ i ][ 0 ];

    var element_format;

    element_format = check_format_elements[ i ][ 1 ];



    elements = document.getElementsByName( element_name );

    for ( j = 0; j < elements.length; j++ ) {

      //window.alert( elements[ j ].name + " - " + elements[ j ].type );

      valid = validate_formatted_element( elements[ j ].name, elements[ j ].type, element_format );

      if ( !valid ) {

        form_is_valid = false;

      }

    }

  }



  // TODO: remove

  //form_is_valid = false;



  return form_is_valid;

}





/**

 * returns true if the required element is filled in, false otherwise

 */

function validate_required_element() {

  // TODO: implement

  return true;

}



/**

 * returns true if the formatted element is filled in with the correct

 * format, false otherwise.

 * note: it will return true if the element

 * is not filled in at all. this is so that optional elements can be

 * tested for formatting.

 */

function validate_formatted_element() {

  // TODO: implement

  return true;

}



function saveResult() {

  goToPage( 'save_to_myplan.php' );

}