/**

 * Changes the page location to the specified URL.

 */

function goTo( url )

{

        if (url == "")

        {

                return false;

        }



        window.location = url;



        return true;

}



/**

 * Allows hover in nav.

 */

sfHover = function() {

    var sfEls = document.getElementById("nav").getElementsByTagName("LI");

    for (var i=0; i<sfEls.length; i++) {

        sfEls[i].onmouseover=function() {

            this.className+=" sfhover";

        }

        sfEls[i].onmouseout=function() {

            this.className=this.className.replace(new RegExp(" sfhover\\b"), "");

        }

    }

}

if (window.attachEvent) window.attachEvent("onload", sfHover);



/**

* Image Viewer

**/



function openWin(image,width,height)

{

        var URL_string = "image_viewer.html?image=";

        var IMG_string = image;

        var new_URL_string = URL_string+IMG_string;

        link = window.open(new_URL_string,"Link1","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=no,width="+width+",height="+height+",left=100,top=100");

}