<a onclick="window.open(document.URL, '_blank', 'location=yes,height=570,width=520,scrollbars=yes,status=yes');">
Open New Window
</a><script type="text/javascript">
var windowObjectReference = null; // global variable
function openFFPromotionPopup() {
if(windowObjectReference == null || windowObjectReference.closed)
/* if the pointer to the window object in memory does not exist
or if such pointer exists but the window was closed */
{
windowObjectReference = window.open("http://www.spreadfirefox.com/",
"PromoteFirefoxWindowName", "resizable,scrollbars,status");
/* then create it. The new window will be created and
will be brought on top of any other window. */
}
else
{
windowObjectReference.focus();
/* else the window reference must exist and the window
is not closed; therefore, we can bring it back on top of any other
window with the focus() method. There would be no need to re-create
the window or to reload the referenced resource. */
};
}
</script>
(...)
<p><a
href="http://www.spreadfirefox.com/"
target="PromoteFirefoxWindowName"
onclick="openFFPromotionPopup(); return false;"
title="This link will create a new window or will re-use an already opened one"
>Promote Firefox adoption</a></p>
<script type="text/javascript">
var windowObjectReference = null; // global variable
function openRequestedPopup(url, windowName) {
if(windowObjectReference == null || windowObjectReference.closed) {
windowObjectReference = window.open(url, windowName,
"resizable,scrollbars,status");
} else {
windowObjectReference.focus();
};
}
</script>
(...)
<p><a
href="http://www.spreadfirefox.com/"
target="PromoteFirefoxWindow"
onclick="openRequestedPopup(this.href, this.target); return false;"
title="This link will create a new window or will re-use an already opened one"
>Promote Firefox adoption</a></p>
<script type="text/javascript">
var windowObjectReference = null; // global variable
var PreviousUrl; /* global variable that will store the
url currently in the secondary window */
function openRequestedSinglePopup(url) {
if(windowObjectReference == null || windowObjectReference.closed) {
windowObjectReference = window.open(url, "SingleSecondaryWindowName",
"resizable,scrollbars,status");
} else if(PreviousUrl != url) {
windowObjectReference = window.open(url, "SingleSecondaryWindowName",
"resizable=yes,scrollbars=yes,status=yes");
/* if the resource to load is different,
then we load it in the already opened secondary window and then
we bring such window back on top/in front of its parent window. */
windowObjectReference.focus();
} else {
windowObjectReference.focus();
};
PreviousUrl = url;
/* explanation: we store the current url in order to compare url
in the event of another call of this function. */
}
</script>
(...)
<p><a
href="http://www.spreadfirefox.com/"
target="SingleSecondaryWindowName"
onclick="openRequestedSinglePopup(this.href); return false;"
title="This link will create a new window or will re-use an already opened one"
>Promote Firefox adoption</a></p>
<p><a
href="https://www.mozilla.org/support/firefox/faq"
target="SingleSecondaryWindowName"
onclick="openRequestedSinglePopup(this.href); return false;"
title="This link will create a new window or will re-use an already opened one"
>Firefox FAQ</a></p>