If a new window is created by an user action, it will not be blocked by the browser’s popup blocker.

The dimensions (width & height) of the popup window are required, the other parameters are optional:

• left & top :  the distance from the top and left side of the screen
• toolbar :  if the popup should have a set of navigation buttons across the top
• location :  if the popup should have a location bar where the URL is displayed
• directories :  if the popup should have a row across the top with buttons to popular web sites
• status : if the popup should have a status bar across the bottom
• menubar : if the popup should have a menu
• scrollbars : if the popup should have scroll bars
• resizable : if users can resize the popup
• dependent : if the popup should close when its opener window closes
• full screen : how to open a full screen popup

The popup script has the following format:

window.open(href, windowname,

‘width=400,height=200,scrollbars=yes’);

An example is given below:

[HTML1]