function MarkSelectedTab() {
	//mark selected tab
	var rootURL = "www.stopdog.com";
	var thisLocation = location.href;
	var thisTabElement;

	//front end
	if(thisLocation.indexOf("?s=w") > -1  || thisLocation.indexOf("/web/") > -1) {
		thisTabElement = document.$("tmpl_tab_web");
	}
	else if(thisLocation.indexOf("s=e") > -1 || thisLocation.indexOf("/encyclopedia/") > -1) {
		thisTabElement = document.$("tmpl_tab_encyclopedia");
	}
	else if(thisLocation.indexOf("s=d") > -1 || thisLocation.indexOf("/dictionary/") > -1) {
		thisTabElement = document.$("tmpl_tab_dictionary");
	}
	else if(thisLocation.indexOf("s=t") > -1 || thisLocation.indexOf("/thesaurus/") > -1) {
		thisTabElement = document.$("tmpl_tab_thesaurus");
	}
	
	//back end
	if(thisLocation.indexOf("/admin/") > -1) {
		thisTabElement = document.$("tmpl_tab_management");
	}
	if(thisLocation.indexOf("/admin/system/") > -1) {
		thisTabElement = document.$("tmpl_tab_system");
	}
	if(thisLocation.indexOf("/admin/master/") > -1) {
		thisTabElement = document.$("tmpl_tab_master");
	}
	
	//select the tab
	if(thisTabElement) thisTabElement.className = "selected";
}