01.<script type="text/javascript">
02. function check_thai(ch){
03. var len, digit;
04.
05. if(ch == " "){
06. len=0;
07. }else{
08. len = ch.length;
09. }
10. for(var i=0 ; i<len ; i++)
11. {
12. digit = ch.charAt(i)
13. if(!((digit >= "a" && digit <= "z") || (digit >="0" && digit <="9") || (digit >="A" && digit <="Z"))){
14. ;
15. }else{
16. return false;
17. }
18. }
19. return true;
20. }
21.
22. function checkvalue()
23. {
24. if(!check_thai(document.form1.name.value) || document.form1.name.value == "" )
25. {
26. alert('Please Enter Text Thai Only');
27. return false;
28. }else{return true;}
29. }
30.
31. function onlynumbers(e){
32.
33. var keynum
34. var keychar
35. var numcheck
36.
37. if(window.event){
38. keynum = e.keyCode
39. }else if(e.which){
40. keynum = e.which
41. }
42. if(keynum== 8) return String.fromCharCode(keynum);
43. keychar = String.fromCharCode(keynum)
44. return /\d/.test(keychar)
45.}
46.</script>
