How to use window.open in javascript?

How to open a link on the same window using window.open in javascript.

 

Do you want to open it in iframe???

 

javascript

<script type="text/javascript">
function new_win() {
window.open("http://www.google.com")
}
</script>

Code (markup):

button to call the function

<input type=button value="Go To Google" onclick="new_win()" />

Code (markup):

Good Luck, hope it helps

 

I want to open a page on the same window, i think this code will open a new window.