var howOften = 5; //number often in seconds to rotate
var current = 0; //start the counter at 0
var ns6 = document.getElementById&&!document.all; //detect netscape 6

var items = new Array();
    items[0]="<img src='images/rotate1.jpg' width='225px' height='168px' border='0' alt='Excellent building maintenance services, including exterior window washing.' >";
	items[1]="<img src='images/rotate2.jpg' width='225px' height='168px' border='0' alt='Building maintenance: full cleaning service and complete floor care' >";
    items[2]="<img src='images/rotate3.jpg' width='225px' height='168px' border='0' alt='Serving Greater Albuquerque Area, Santa Fe, Taos, New Mexico, Arizona, Colorado, Denver, Lawton' >";
    items[3]="<img src='images/rotate4.jpg' width='225px' height='168px' border='0' alt='Serving the City of Albuquerque' >";
    items[4]="<img src='images/rotate5.jpg' width='225px' height='168px' border='0' alt='Safety is key to all of our operations.' >";
    items[5]="<img src='images/rotate6.jpg' width='225px' height='168px' border='0' alt='Tree service: forest treatments and trimming' >";
    items[6]="<img src='images/rotate7.jpg' width='225px' height='168px' border='0' alt='Service-disabled Veteran-owned Small Business' >";

function rotater() {
    document.getElementById("placeholder").innerHTML = items[current];
    current = (current==items.length-1) ? 0 : current + 1;
    setTimeout("rotater()",howOften*1000);
}
window.onload=rotater;