//rollover images

function initRollovers() {
    if (!document.getElementById) return
      
    var aPreLoad = new Array();
    var sTempSrc;
    var aImages = document.getElementsByTagName('img');
    for (var i = 0; i < aImages.length; i++) {
                if (aImages[i].className == 'rollover') {
                    var src = aImages[i].getAttribute('src');
                    var ftype = src.substring(src.lastIndexOf('.'), src.length);
                    var hsrc = src.replace(ftype, '_r'+ftype);

                    aImages[i].setAttribute('hsrc', hsrc);
                    
                    aPreLoad[i] = new Image();
                    aPreLoad[i].src = hsrc;
                    
                    aImages[i].onmouseover = function() {
                                sTempSrc = this.getAttribute('src');
                                this.setAttribute('src', this.getAttribute('hsrc'));
                    }
                    aImages[i].onmouseout = function() {
                                if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_r'+ftype, ftype);
                                this.setAttribute('src', sTempSrc);
                    }
                }
    }
}

window.onload = initRollovers;

// show and hide


function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'block':(v=='hide')?'none':v; }
    obj.display=v; }
}