if (document.images) {
	img1 = new Image();
	img1.src = "images/masthead.jpg";
	img2 = new Image();
	img2.src = "images/bg_horz.jpg";
	img3 = new Image();
	img3.src = "images/drop_grey.jpg";
	img4 = new Image();
	img4.src = "images/drop_top.jpg";

}

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);




// pop up window -- pass url, width and height on the call
var window1
function open_window(URL,WID,HITE){
window1 = window.open(URL,"window1",'toolbar=no,location=0,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=' + WID + ',height=' + HITE);
}

function confirm_delete(str)
{
  if (confirm("Are you sure you want to delete " + str + "?")==true)
    return true;
  else
    return false;
}