function openwindow(my_html) {
	tallwindow = window.open(my_html,"my_new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=450 height=560")
	tallwindow.focus()
}

function openwindowBig(my_html) {
	tallwindow = window.open(my_html,"my_new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width=550 height=550")
	tallwindow.focus()
}

function openwindowEvents(my_html) {
	tallwindow = window.open(my_html,"my_new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=620 height=475")
	tallwindow.focus()
}
function openwindowEducat(my_html) {
	tallwindow = window.open(my_html,"my_new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=440 height=550")
	tallwindow.focus()
}

function openwindowItems(my_html) {
	tallwindow = window.open(my_html,"my_new_window","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=614 height=500")
	tallwindow.focus()
}
<!--

//example: ( javascript:openBigwindow('skaterelated.html'); ) this code goes in the button
//example: (    <script type="text/javascript" language="JavaScript1.2" src="scripts/popups.js"></script>   )   
-->