function ChangeSub(id,mytype,cat_values){if(cat_values!=null){cat_values = decodeURI(cat_values);mycat_values = JSON.parse(unescape(cat_values));}var selected_cat = document.getElementById("cat_value"+id).value;if(mytype=="cat"){var subcat_lists = "";document.getElementById("subcat_value"+id).options.length = 0;document.getElementById("item_value"+id).options.length = 0;if (mycat_values!="{}"){subcat_lists = mycat_values[selected_cat];}else{subcat_lists = dependency_value1[selected_cat];}for (key in subcat_lists){var option = document.createElement("option");option.text = key;option.value = key;var select = document.getElementById("subcat_value"+id);select.appendChild(option);}}else if(mytype=="subcat"){document.getElementById("item_value"+id).options.length = 0;var selected_subcat = document.getElementById("subcat_value"+id).value;var item_lists = "";if (JSON.stringify(mycat_values)!="{}"){item_lists = mycat_values[selected_cat][selected_subcat];}else{item_lists = dependency_value1[selected_cat][selected_subcat];}var ln = item_lists.length, jh = 0;if(ln > 0){for ( ;jh <ln;jh++){var option = document.createElement("option");option.text = item_lists[jh];option.value = item_lists[jh];select = document.getElementById("item_value"+id);select.appendChild(option);}}}}