function randomImg(){
	var myimages1 = new Array()
		//specify random images below. You can have as many as you wish
		myimages1[1] = "_images/header/1.png"
		myimages1[2] = "_images/header/2.png"
		myimages1[3] = "_images/header/3.png"
		myimages1[4] = "_images/header/4.png"
		myimages1[5] = "_images/header/5.png"
	
	var ry = Math.floor(Math.random() * myimages1.length)
	if (ry == 0)
	ry = 1
	
	document.getElementById('divHeaderPhoto2').innerHTML = '<img src="' + myimages1[ry] + '" border="0" width="460px" height="175px" />';
}