setTimeout is only execute the function after the defined time in milleseconds, its execute only one time.

setInterval, will call the function in each time interval.

<script>

alert(window.navigator.appVersion);

</script>

There are 2 different simple ways using javascript.

they are
1) Using Window.Open() and
2) Using Window.showModalDialog()

The Syntax for using these methods are

. Window.Open(URL,WindowName,Window Features)

Sample example:

window.open ("http://www.dotnetfunda.com","mywindow","status=1,toolbar=1");

. window.showModalDialog(URL,WindowName,ModalDialog Features)


Sample Example:

window.showModalDialog("http://www.dotnetfunda.com", "mywindow","dialogWidth:400px;dialogHeight:395px");

Well, there is an inbuilt function in JavaScript named scroll() which takes 2 arguments x and y.

If you want to set top and left to 0 then call this.

window.scroll(0,0);

Yes, it's possible. You can use __doPostBack() function to call server side event.

toUpperCase()

Math.random()

Displays the text enclosed within <noscript> tag when JavaScript is disabled.

Client

alert(document.getElementById('txtbox1').value);