var IE=document.all?true:false;
var is_op=(navigator.userAgent.indexOf('Opera')!=-1)?true:false;
var clientPC=navigator.userAgent.toLowerCase();
var clientVer=parseInt(navigator.appVersion);
var is_ie=((clientPC.indexOf("msie")!=-1)&&(clientPC.indexOf("opera")==-1))?true:false;

var detect=navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;
var lagtmout;
var zfile=1;
var bounds;
var bounds_sw;
var bounds_ne;

if(checkIt('konqueror'))
{
    browser="Konqueror";
    OS="Linux"
}
else if(checkIt('safari'))
{
    browser="Safari"
}
else if(checkIt('omniweb'))
{
    browser="OmniWeb"
}
else if(checkIt('opera'))
{
    browser="Opera"
}
else if(checkIt('webtv'))
{
    browser="WebTV"
}
else if(checkIt('icab'))
{
    browser="iCab"
}
else if(checkIt('msie'))
{
    browser="Internet Explorer"
}
else if(!checkIt('compatible'))
{
    browser="Netscape Navigator";
    version=detect.charAt(8)
}
else
{
    browser="An unknown browser"
}

var is_ff=false;
if(navigator.userAgent.indexOf("Firefox")!=-1)
{
    var versionindex=navigator.userAgent.indexOf("Firefox")+8;
    
    if(parseInt(navigator.userAgent.charAt(versionindex))>=1)
        is_ff=true
}

if(!version)
{
    version=detect.charAt(place+thestring.length)
}

if(!OS)
{
    if(checkIt('linux'))
    {
        OS="Linux"
    }
    else if(checkIt('x11'))
    {
        OS="Unix"
    }
    else if(checkIt('mac'))
    {
        OS="Mac"
    }
    else if(checkIt('win'))
    {
        OS="Windows"
    }
    else
    {
        OS="an unknown operating system"
    }
}

function checkIt(string)
{
    place=detect.indexOf(string)+1;
    
    thestring=string;
    
    return place
};

if(browser=='Safari')
{
    var ancho=''
}
else
{
    var ancho='#'
}