<!--
//HEADER IMAGES ARRAY
var imgArray1 = Array('imgs/carpentry/photo1.jpg','imgs/carpentry/photo2.jpg','imgs/carpentry/photo10.jpg', 'imgs/carpentry/photo3.jpg');
var imgArray2 = Array('imgs/carpentry/photo4.jpg','imgs/carpentry/photo5.jpg','imgs/carpentry/photo6.jpg','imgs/carpentry/photo11.jpg');
var imgArray3 = Array('imgs/carpentry/photo7.jpg','imgs/carpentry/photo8.jpg','imgs/carpentry/photo9.jpg','imgs/carpentry/photo12.jpg');
var imgArray4 = Array('imgs/photo10.jpg');

//JAVASCRIPT FUNCTIONS
function swapImgRestore() { //v3.0
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function findObj(n, d) { //v4.01
  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=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function swapImage() { //v3.0
  var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function open_win(ref,w,h) {
  LeftPos=(screen.width)?(screen.width-w)/2:100;
  TopPos=(screen.height)?(screen.height-h)/2:100;
  settings='width='+w+',height='+h+',left='+LeftPos+',top='+TopPos+',scrollbars=yes,location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=yes';
  window.open(ref,"",settings);}
  
function randNum (num) {
    var now = new Date();                                
    var rand = Math.round(num * Math.cos(now.getTime())); 
    if (rand < 0) rand = - rand;      
    return rand;                                         
    }
function change_pictures(){
	var now = new Date();
	tid=setTimeout("change_pictures()", 5000);
	a = randNum (3);
	document.getElementById('photo_1').src = imgArray1[a] + '?' + now.getTime();
	b = randNum (3);
	document.getElementById('photo_2').src = imgArray2[b]+ '?' + now.getTime();
	c = randNum (3);
	document.getElementById('photo_3').src = imgArray3[c]+ '?' + now.getTime();
	d = randNum (3);
	//document.getElementById('photo_4').src = imgArray4[d]+ '?' + now.getTime();
}
//-->