function makeArray(len) {
    for (var i = 0; i < len; i++) this[i] = null;
this.length = len;
}

photos = new makeArray(6);
        photos[0]='<img src="img/header_photo3.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">'; 
        photos[1]='<img src="img/header_photo4.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">'; 
        photos[2]='<img src="img/header_photo5.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">';
    	photos[3]='<img src="img/header_photo6.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">';
    	photos[4]='<img src="img/header_photo8.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">';
    	photos[5]='<img src="img/header_photo9.jpg" width=679 height=131 border=0 alt="American Concrete Cutting">';
  	
function rand(n) {

now = new Date();

seed = (0x015a4e35 * (now.getTime() % 0xffffffff)) % 0x7fffffff;
return (seed >> 16) % n;
}