var acrobat=new Object();

acrobat.installed=false;
acrobat.version='0.0';
firefox_on_mac = false

if(navigator && navigator.appVersion && navigator.appVersion.indexOf("Mac") > -1 && navigator.appVersion.indexOf("WebKit") > -1) {
    acrobat.installed = true;
    acrobat.version = '7.0';
}

else if (navigator && navigator.appVersion && navigator.appVersion.indexOf("Mac") > -1) {
	firefox_on_mac = true
}


else if (navigator.plugins && navigator.plugins.length)
{
//		document.write("<div style='margin-left:500px'>")
    for ( var x = 0, l = navigator.plugins.length; x < l; ++x ) 
    {
        if (navigator.plugins[x].description.indexOf('Adobe Acrobat') != -1 || navigator.plugins[x].name.indexOf('Adobe Acrobat') != -1)
        {
            acrobat.version=parseFloat(navigator.plugins[x].description.split('Version ')[1]);

            if (acrobat.version.toString().length == 1) acrobat.version+='.0';

            acrobat.installed=true;
            break;
        }
//				document.write(navigator.plugins[x].name + ": " + navigator.plugins[x].description + "<br /><br />")
    }
//		document.write("</div>")
}
else if (window.ActiveXObject)
{
    for (x=2; x<10; x++)
    {
        try
        {
            oAcro=eval("new ActiveXObject('PDF.PdfCtrl."+x+"');");
            if (oAcro)
            {
                acrobat.installed=true;
                acrobat.version=x+'.0';
            }
        }
        catch(e) {}
    }

    try
    {
        oAcro4=new ActiveXObject('PDF.PdfCtrl.1');
        if (oAcro4)
        {
            acrobat.installed=true;
            acrobat.version='4.0';
        }
    }
    catch(e) {}

    try
    {
        oAcro7=new ActiveXObject('AcroPDF.PDF.1');
        if (oAcro7)
        {
            acrobat.installed=true;
            acrobat.version='7.0';
        }
    }
    catch(e) {}

}