Estimate and Elapsed Warning

jordan.js

name:          Estimate and Elapsed Warning
description:   Warn user to enter estimated and elapsed time
author:        Rob Sobers
version:       1.0.0.0

js:
    if (!window.clickBugSubmit) return;
    window.clickBugSubmit = (function(fnOrig) {
      return function(e, elForm, fXMLSubmit, sValue, bOK) {
        if(bOK) {
            var fHasPriorEstimate = ((goBug.hrsOrigEst + goBug.hrsCurrEst) > 0);
            var fHasNewEstimate = $('#hrsCurrEstNew').val().length > 0;
            var fHasEstimate = (fHasPriorEstimate || fHasNewEstimate);
            var hrsElapsed = stripNonNumeric($("#hrsElapsedExtraNew").val());
            var fElapsedChanged = (goBug.hrsElapsed != hrsElapsed);
            var sWarning = "";
 
            if (!fHasEstimate) {
                var sWarning = 
                  "You have not entered an estimate for this case!\n\n" + 
                  "Do you want to save anyway?";
            } else if (!fElapsedChanged && fHasPriorEstimate) {
                var sWarning = 
                  "The elapsed time has not been updated for " +
                  "this case!\n\n" + 
                  "Do you want to save anyway?";
            }
            if (sWarning.length > 0 && !confirm(sWarning)) {
              return cancel(e);
            }
        }
        return fnOrig.apply(this, arguments);
      };
    })(window.clickBugSubmit);
    // This function removes non-numeric characters
    function stripNonNumeric( str )
    {
      str += '';
      var rgx = /^\d|\.|-$/;
      var out = '';
      for( var i = 0; i < str.length; i++ )
      {
        if( rgx.test( str.charAt(i) ) ){
          if( !( ( str.charAt(i) == '.' && out.indexOf( '.' ) != -1 ) ||
                 ( str.charAt(i) == '-' && out.length != 0 ) ) ){
            out += str.charAt(i);
          }
        }
      }
      return out;
    }