// vaild inter number function
1 function isInteger(obj, Name)
2 {
3 if( obj.value == "" )
4 return true;
5
6 var regu = /^[-]{0,1}[0-9]{1,}$/;
7 if( isNaN(obj.value) || !regu.test(obj.value))
8 {
9 alert(Name + ' must be integral number!');
10 obj.focus();
11 return false;
12 }
13
14 return true;
15 }
1 // verify float number from textbox
2 function ChangeQTY(obj, Name)
3 {
4
5 if (obj.value != "" && isNaN(obj.value))
6 {
7 alert(Name + ' must be number!');
8 obj.focus();
9 return false;
10 }
11 }