function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function br_nav_hover(navname) {
	document.images[navname].src="images/nav/br_hover.gif";
}
function ha_nav_hover(navname) {
	document.images[navname].src="images/nav/ha_hover.gif";
}
function nav_out(navname) {
	document.images[navname].src="images/spacer.gif";
}