function reload_cart_top(root_url) {

var data = 'operation=reload_cart_top';

postData('reload_cart',root_url+'cart_operation.php', 'submenu', data);  


}



function reload_cart_body(root_url) {

var data = 'operation=reload_cart_body';

postData('reload_cart_body',root_url+'cart_operation.php', 'cart_body', data);  


}


//add to cart
function add_new_to_cart(source, destination, art_id, size)
{

show(destination);

//setTimeout("hide('"+destination+"')",3000);  

var data = 'operation=add&art_id='+art_id+'&size='+size;
  
postData('add_cart',source, destination, data);  

setTimeout("reload_cart_top('"+root_main_url+"')",250);    


//eval("reload_cart_top(root_main_url)"); 

}



//remove from cart
function remove_from_cart(source, destination, art_id, size)
{

var data = 'operation=remove&art_id='+art_id+'&size='+size;
  
postData('remove_cart', source, destination, data);  
  
setTimeout("reload_cart_top('"+root_main_url+"')",250);   
//eval("reload_cart_top(root_main_url)"); 

setTimeout("reload_cart_body('"+root_main_url+"')",250);   
//eval("reload_cart_body(root_main_url)"); 

}


function change_qty(source, destination)
{
var name_string = "";
var qty_string = ""; 
//var elements_string = ""; 

for(i=0; i<document.qty_form.length; i++)
{

if(document.qty_form.elements[i].name != "button") {

if(isNaN(document.qty_form.elements[i].value)) {

qty_string = qty_string+',1';

}
else
{

qty_string = qty_string+','+document.qty_form.elements[i].value; 

}

name_string = name_string+','+document.qty_form.elements[i].name;

}

//elements_string = elements_string+document.qty_form.elements[i].name;

}
//alert(elements_string);

name_string = name_string.substr(1);
qty_string = qty_string.substr(1);


var data = 'operation=change_qty&name_string='+name_string+'&qty_string='+qty_string;
  
postData('change_cart',source, destination, data);  

setTimeout("reload_cart_top('"+root_main_url+"')",290);   
//eval("reload_cart_top(root_main_url)"); 

setTimeout("reload_cart_body('"+root_main_url+"')",300);   
//eval("reload_cart_body(root_main_url)"); 
 
}
  

  
function add_promo(source, destination)
{
var promo_code = document.promo_form.promo_code.value;


var data = 'operation=add_promo&promo_code='+promo_code;
  
postData('add_promo',source, destination, data);  

//setTimeout("reload_cart_top('"+root_main_url+"')",350);   
//eval("reload_cart_top(root_main_url)"); 

//setTimeout("reload_cart_body('"+root_main_url+"')",250);   
//eval("reload_cart_body(root_main_url)"); 
 
}  
  
function check_qty()  {

var qty_alert = document.getElementById('qty_alert').value;

if(qty_alert == 0) {

location.assign(root_main_url+'checkout_1.html');

}


}