//rollovers

	window.onerror=null;
    browserName = navigator.appName;
    browserVer = parseInt(navigator.appVersion);
    function imgOn(imgName) {
        if (ver == "yes")  {
        document[imgName].src = eval(imgName + "on.src");
        }
    }
    function imgOff(imgName) {
        if (ver == "yes")  {
        document[imgName].src = eval(imgName + "off.src");
        }
    }
    function loadImages(){
    if((browserName=="Netscape" && browserVer >= 3) ||
        (browserName=="Microsoft Internet Explorer" && browserVer >= 4)) ver = "yes";
    else ver = "no";
    if(ver == "yes") {
        img1on=new Image();
        img1on.src="../images/button_pdf_over.jpg";  

        img1off=new Image();
        img1off.src="../images/button_pdf.jpg"; 

        img2on=new Image();
        img2on.src="../images/button_video_over.jpg"; 

        img2off=new Image();
        img2off.src="../images/button_video.jpg"; 
        }
  
}