var navContent = "";

////////////////////////////////////////////////////////////

<!-- Main Navigation - Tickets -->

navContent += "<ul>";

if(activeButtons[0]!="tickets_individual")
	navContent += "<li><a href=\"tickets_individual.php\">Purchase <br />Individual Tickets</a></li>";
else
	navContent += "<li id=\"nav2current\"><a href=\"tickets_individual.php\">Purchase <br />Individual Tickets</a></li>";
	
if(activeButtons[0]!="tickets_season")
	navContent += "<li><a href=\"tickets_season.php\">Purchase <br />Season Tickets</a></li>";
else
	navContent += "<li id=\"nav2current\"><a href=\"tickets_season.php\">Purchase <br />Season Tickets</a></li>";

if(activeButtons[0]!="tickets_cabaret")
	navContent += "<li><a href=\"tickets_cabaret.php\">Cabaret Tickets</a></li>";
else
	navContent += "<li id=\"nav2current\"><a href=\"tickets_cabaret.php\">Cabaret Tickets</a></li>";

navContent += "</ul>";

////////////////////////////////////////////////////////////

document.write(navContent);