// developerWorks e-mail to a friend JavaScript
// Adapted from Danny Goodman's
// "JavaScript Bible, 3rd Edition" (www.dannyg.com)
// Initialize global var for new window object
// so it can be accessed by all functions on the page
var emailWindow 
// set flag to help out with special handling for window closing
var isIE3 = (navigator.appVersion.indexOf("MSIE 3") != -1) ? true : false
// make the new window and put some stuff in it
function newWindow () {
        window.location.assign("https://www-128.ibm.com/developerworks/secure/email-it.jsp?subject=" + encodeURIComponent(justTitle) + "&url=" + escape(document.location.href) + "&body=" + encodeURIComponent(emailAbstract)+"&lang="+getSiteLanguage());
}

/*
 * Extractw language tag from URL
 */
function getSiteLanguage() {
	var slang, url, urlItems;
	slang="en";
	urlItems = dWSplitChar("/",document.URL);
	for (j=1;j<urlItems.length;j++) {
		if (urlItems[j]=="developerworks") {
		  if (urlItems.length>j && urlItems[j+1].length==2) {
			  slang=urlItems[j+1];
			  break;
		  }
		}
	}
	return slang;
}