/*$(document).ready(function(){
	if (isset($('#cart_block_shipping_cost'))) {
		$.ajax({
		   type: "POST",
		   url: "save.options.php",
		   data: "option="+ $('#cart_block_shipping_cost').html(),
		   success: function(msg){
		   }
		 });
	}
});

function isset(variable_name) {
    try {
         if (typeof(eval(variable_name)) != 'undefined')
         if (eval(variable_name) != null)
         return true;
     } catch(e) { }
    return false;
   }
*/