var aryLinks = new Array(8);

aryLinks[0] = "<a href='javascript:start(\"img/pretty1.png\")'><img src=\"img//pretty1_small.png\"></a>";
aryLinks[1] = "<a href='javascript:start(\"img/pretty2.png\")'><img src=\"img/pretty2_small.png\"></a>";
aryLinks[2] = "<a href='javascript:start(\"img/pretty3.png\")'><img src=\"img/pretty3_small.png\"></a>";
aryLinks[3] = "<a href='javascript:start(\"img/pretty4.png\")'><img src=\"img/pretty4_small.png\"></a>";
aryLinks[4] = "<a href='javascript:start(\"img/pretty5.png\")'><img src=\"img/pretty5_samll.png\"></a>";
aryLinks[5] = "<a href='javascript:start(\"img/pretty6.png\")'><img src=\"img/pretty6_small.png\"></a>";


function swap(imgIndex) {
    //document['imgMain'].src = aryImages[imgIndex];
    //document['imglink'].href = aryLinks[imgIndex];
	document.getElementById('rand_img').innerHTML=aryLinks[imgIndex];
}


function random_img() {
   var i = Math.round(6*Math.random());
   if (i<0) {i = 0;};
   if (i>5) {i = 5;};


   swap(i);
   timerID  = setTimeout("random_img()", 10000);
}


function init_script() {
   tStart   = new Date();

   timerID  = setTimeout("random_img()", 10000);
}