function changeBG(whichColor) {
	document.bgColor = whichColor
}
function titlescrollMsg() {
	//i=0 - this variable must be initialized prior to calling the function.
	myMsg="Note that in the field of Electrical Engineering, the designator 'j' is typically used for the imaginary unit rather than 'i'.    "
	frontPart = myMsg.substring(i,myMsg.length)
	backPart = myMsg.substring(0,i)
	document.title=frontPart + backPart
	if (i < myMsg.length) {
		i++
	}
	else {
		i=0
	}
	setTimeout("titlescrollMsg()",50)
}
function statusscrollMsg() {
	//i=0 - this variable must be initialized prior to calling the function.
	myMsg="Note that in the field of Electrical Engineering, the designator 'j' is typically used for the imaginary unit rather than 'i'.    "
	frontPart = myMsg.substring(i,myMsg.length)
	backPart = myMsg.substring(0,i)
	window.status=frontPart + backPart
	if (i < myMsg.length) {
		i++
	}
	else {
		i=0
	}
	setTimeout("statusscrollMsg()",50)
}
function argtitlescrollMsg(myMsg) {
	//i=0 - this variable must be initialized prior to calling the function.
	frontPart = myMsg.substring(i,myMsg.length)
	backPart = myMsg.substring(0,i)
	document.title=frontPart + backPart
	if (i < myMsg.length) {
		i++
	}
	else {
		i=0
	}
	setTimeout("argtitlescrollMsg(myMsg)",50)
}
function argstatusscrollMsg(myMsg) {
	//i=0 - this variable must be initialized prior to calling the function.
	frontPart = myMsg.substring(i,myMsg.length)
	backPart = myMsg.substring(0,i)
	window.status=frontPart + backPart
	if (i < myMsg.length) {
		i++
	}
	else {
		i=0
	}
	setTimeout("argstatusscrollMsg(myMsg)",50)
}
function windowroam() {
	r=window.open()
	i=1
	while (i<500) {
		r.moveBy(100*(.5-Math.random()),100*(.5-Math.random()))
		i++
	}
}
function windowroamcircle() {
	r=window.open()
	i=1
	while (i<50) {
		r.moveBy(5*(Math.sin(i)),5*(Math.cos(i)))
		i=i+.01
	}
}