function updateCart(iCount) { var objFV = new FormValidator("frmCart"); for (var i = 0; i < iCount; i ++) { if (!objFV.validate(("txtQuantity" + i), "B,N", "Please enter the valid Quantity.")) return; if (objFV.value(("txtQuantity" + i)) == "0") { alert("Please enter the valid Quantity."); objFV.focus(("txtQuantity" + i)); objFV.select(("txtQuantity" + i)); return; } } objFV.submit( ); }