jscript.js

function getUrlValue(varSearch) {
  	var searchString = window.location.search.substring(1);
    var variableArray = searchString.split('&');
    for (var i = 0; i < variableArray.length; i++) {
        var keyValuePair = variableArray[i].split('=');
        if (keyValuePair[0] == varSearch) {
            return keyValuePair[1];
        }
    }
}

$(function() {
  	// ----- Put the url variable string field here -----
  	var urlvar = "onComplete"
    // -------------------------------------------
  	var searchResults = getUrlValue(urlvar);
  	window.location.href = searchResults;
});