slideShowSpeed = 5000;
preLoad = new Array();
k = 0 ;

Pic = new Array();
Pic[0] = "images/grid1.jpg" ;
Pic[1] = "images/grid2.jpg" ;
Pic[2] = "images/grid3.jpg" ;
Pic[3] = "images/grid4.jpg" ;
p = Pic.length ;

for (var i = 0; i < p ; i++) {
 preLoad[i] = new Image();
 preLoad[i].src = Pic[i];
}

function runSlideShow() {
    document.images.SlideShow.src = preLoad[k].src;
    k = k + 1;
    if (k > (p - 1)) { 
      k = 0 ;
    }
    setTimeout('runSlideShow()', slideShowSpeed);
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}