function manageCart(task,item) {
   var url = 'tech/managecart.php';
   var ajax = new Ajax.Updater(
   			{success: 'viewcart'},
           	url,
          	{method: 'get', parameters: {task: task, item: item}, onFailure: reportError});



}

function reportError(request, item) {
   $F('cartResult' + item) = "An error occurred";
}