var dir = document.shoppingcart;
 function ChangeTest() {
   i = dir.totals.value;
   for (var j = 1; j <= i; j++) {
       box = eval("dir.DELSP_" + (j-1)); 
       if (box.checked == true){
              dir.testev.value = "OK";
              break;
       } else { dir.testev.value = ""; }
   }
 }
 function DeleteAction(act) {
   if (dir.testev.value != "") {
      dir.events.value = act;
      //alert(dir.events.value);
      dir.submit() ;
   } else { 
      alert("Which product do you want to delete ?");
   }
 }
 function UpdateAction(act) {
   i = dir.totals.value;
   for (var j = 1; j <= i; j++) {
       box = eval("dir.QTYSP_" + (j-1)); 
       if (box.value != ""){
       	  if (parseInt(box.value)<1001){
   	      dir.events.value = act;
              break;
       	  } else {
       	      alert("item "+j+" must be smaller or equal 1000");
              box.value = "";
              dir.events.value = "";
          }
       }
   }
   if (dir.events.value != "") {
      dir.submit() ;
   } else { 
      alert("Which product do you want to modify quantity ?");
   }
 }
 function ResetAllAction(act) {
   dir.events.value = act;
   dir.submit() ;
 }
 function Back2Page(i) {
   //window.location = "searchsp.php"
   history.go(i);
 }