Detect iNet page type via javascript

iNet Page Type

//Script to detect page type on Epicor iNet sites 2.5.3 and higher
//Version 1.0, 8/29/2013

// For dynamic urls, use parameters and values in url string
// Create getQueryVariable function to access values in query string
function getQueryVariable(variable)
{
       var query = window.location.search.substring(1);
       var vars = query.split("&");
       for (var i=0;i<vars.length;i++) {
               var pair = vars[i].split("=");
               if(pair[0] == variable){return pair[1];}
       }
       return(false);
}

// For static URLs, use the pathname
// Get the path name
var path = window.location.pathname;
var pathArray = window.location.pathname.split('/');

//Instantiate the variable pageType

var pageType;

// Set the page type
// Set the pageType variable to 'category' if a category page, but not if /departments is site's homepage
if ( 
     ( pathArray[1] == 'departments' 
      && (typeof pathArray[2] != 'undefined') )
      || (getQueryVariable('mode') == 'browsecategory' ) 
    ) {
  var pageType = 'category';
};
// set the pageType variable to 'product' if a product detail page
if (pathArray[1] == 'products' || getQueryVariable('mode') == 'showproductdetail')  {
  var pageType = 'product';
};
// set the pageType variable to 'viewCart' if a viewcart page
if (getQueryVariable('mode') == 'viewcart' || ( getQueryVariable('mode') =='checkout' ) )  {
  var pageType = 'viewCart';
};
// set the pageType to enterShippingAddress if at first step of checkout
if (getQueryVariable('mode') == 'scheckout')  {
  var pageType = 'enterShippingAddress';
};
// set the pageType to selectShippingMethod if at fedex/ups, etc page
if (getQueryVariable('mode') == 'checkout' && getQueryVariable('action') == 'shipping')  {
  var pageType = 'selectShippingMethod';
};
// set the pageType to 'reviewOrder' if at review&payment page 
if (getQueryVariable('mode') == 'checkout' && getQueryVariable('action') == 'payment')  {
  var pageType = 'reviewOrder';
};
// set the pageType to 'creditCard' if at Epicor Payment Exchange pay page
if (pathArray[3] == 'paypage_redirect.php' ) {
  var pageType = 'creditCard';
};
// set the pageType to 'receipt' if sale completed
if (getQueryVariable('mode') == 'receipt') {
  var pageType = 'receipt';
};
//default to 'other' if not set by above conditions
if(typeof pageType === 'undefined'){
	var pageType = 'other';
};