// javascript stuff

var i;
var stylesheet;
var szIE = 'Microsoft Internet Explorer';
var szFF = 'Netscape';
var szStyle = 'styles_';

if (navigator.appName == szIE)
    szStyle += 'ie6.css';
else if (navigator.appName == szFF)
    szStyle += 'ff.css';

for (i = 0; stylesheet = document.getElementsByTagName("link")[i]; i++) 
{
    // search for our style object
    if (stylesheet.getAttribute("rel").indexOf("style") != -1) 
    {
        stylesheet.href = szStyle;
    }
}

function SetStyle()
{
    var i;
    var stylesheet;
    var szIE = 'Microsoft Internet Explorer';
    var szFF = 'Netscape';
    var szStyle = 'styles_';

    if (navigator.appName == szIE)
        szStyle += 'ie6.css';
    else if (navigator.appName == szFF)
        szStyle += 'ff.css';

    for (i = 0; stylesheet = document.getElementsByTagName("link")[i]; i++) 
    {
        // search for our style object
        if (stylesheet.getAttribute("rel").indexOf("style") != -1) 
            stylesheet.href = szStyle;
    }
}