How to check If the Text box is Blank

[sabby2006]

How to check If the Text box is Blank or not on the client side. I have Two text boxes and one button on aspx page. on the click of button i want to check if the boxes are blank or not. It should be something on client side. thanks

Regards

[Nizha J]

why don't you use javascript validation function validateForm() {if(document.Form1.txt_username.value==""){ alert("Enter your User Name"); document.Form1.txt_username.value=""; document.Form1.txt_username.focus(); return false;} else return true; }

Nizha

[sabby2006]

i was doing the same but it does not recoganise my elements like form1.txtname is there any other way

Regards

[minhpc_bk]

RequiredFieldValidator[^]

[Aashutoshkumar]

please try this on the click event of button if(Textbox1.Text=="") { .......... } Aashutosh kumar