function openTourCampus() {
	var iMyWidth;
	var iMyHeight;
	//gets top and left positions based on user's resolution so hint window is centered.
	iMyWidth = (window.screen.width/2) - (430+7); //half the screen width minus half the new window width. ***NOTE: +7 becos of off ctr design***
	iMyHeight = (window.screen.height/2) - (310); //half the screen height minus half the new window height.
	var win2 = window.open("vTour_campus.htm","Window2","status=no,height=620,width=860,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no");
	win2.focus();
}

function openTourHistory() {
	var iMyWidth;
	var iMyHeight;
	//gets top and left positions based on user's resolution so hint window is centered.
	iMyWidth = (window.screen.width/2) - (430+7); //half the screen width minus half the new window width. ***NOTE: +7 becos of off ctr design***
	iMyHeight = (window.screen.height/2) - (310); //half the screen height minus half the new window height.
	var win2 = window.open("vTour_history.htm","Window2","status=no,height=620,width=860,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no");
	win2.focus();
}