function rollover(imgid, filename)
{
	img = document.getElementById(imgid);
	img.src = filename;
}

function popupWindow(pageURL, windowName, w, h, features)
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'width='+w+',height='+h+',top='+wint+',left='+winl+','+features

	var popupWindow = window.open( pageURL ,windowName,winprops);

	popupWindow.focus();
}


function openForumWindow()
{
	popupWindow("forums/", "forums", 840, 650, 'scrollbars=yes,resizable=yes');
}


function openStudentDancesForm()
{
	popupWindow("studentdances-form.php", "studentdancesform", 345, 486, 'scrollbars=yes,resizable=no');
}

function mailto(user, domain) {
	status = "mailto:" + user + "@" + domain;
	locationstring = "mailto:" + user + "@" + domain;
	window.location = locationstring;
}

function openModifyEventWindow()
{
	popupWindow('http://realtimedj.com/cal/bc/galactic.nsf/login.html', 'modifyevent', 720, 510, 'scrollbars=yes,resizable=yes');
}