function init() {
  if (!document.getElementById) return
  var imgOriginSrc;
  var imgTemp = new Array();
  var imgarr = document.getElementsByTagName('img');
  for (var i = 0; i < imgarr.length; i++) {
    if (imgarr[i].getAttribute('hsrc')) {
        imgTemp[i] = new Image();
        imgTemp[i].src = imgarr[i].getAttribute('hsrc');
        imgarr[i].onmouseover = function() {
            imgOriginSrc = this.getAttribute('src');
            this.setAttribute('src',this.getAttribute('hsrc'))
        }
        imgarr[i].onmouseout = function() {
            this.setAttribute('src',imgOriginSrc)
        }
    }
  }
}
onload=init;

if (document.images) { 
i1 = new Image; 
i1.src = "http://www.propertiesinwhistler.com/images/button_buyers_on.gif"; 
i2 = new Image; 
i2.src = "http://www.propertiesinwhistler.com/images/button_contact_on.gif";
i3 = new Image;
i3.src = "http://www.propertiesinwhistler.com/images/button_home_on.gif";
i4 = new Image;
i4.src = "http://www.propertiesinwhistler.com/images/button_listings_on.gif";
i5 = new Image; 
i5.src = "http://www.propertiesinwhistler.com/images/button_report_road_on.gif";
i6 = new Image;
i6.src = "http://www.propertiesinwhistler.com/images/button_report_ski_on.gif";
i7 = new Image;
i7.src = "http://www.propertiesinwhistler.com/images/button_report_weather_on.gif";
i8 = new Image;
i8.src = "http://www.propertiesinwhistler.com/images/button_sellers_on.gif";
i9 = new Image;
i9.src = "http://www.propertiesinwhistler.com/images/button_sitemap_on.gif";
i10 = new Image;
i10.src = "http://www.propertiesinwhistler.com/images/button_whistler_on.gif";
i11 = new Image;
i11.src = "http://www.propertiesinwhistler.com/images/button_whysally_on.gif";
i12 = new Image;
i12.src = "http://www.propertiesinwhistler.com/images/button_report_home_ski_on.gif";
i13 = new Image;
i13.src = "http://www.propertiesinwhistler.com/images/button_report_home_road_on.gif";
i14 = new Image;
i14.src = "http://www.propertiesinwhistler.com/images/button_report_home_weather_on.gif";
i15 = new Image;
i15.src = "http://www.propertiesinwhistler.com/images/button_links_on.gif";

}