function navi_button($name, $value, $enabled=true, $icon = false) {
global $path_to_root;
return "<button ". ($enabled ? '':'disabled')
." class=\"navibutton \" type=\"submit\""
." name=\"$name\" id=\"$name\" value=\"$value\">"
.($icon ? "<img src='$path_to_root/themes/".user_theme()."/images/".$icon."'>":'')
."<span>$value</span></button>\n";
}Change it to like this.
function navi_button($name, $value, $enabled=true, $icon = false) {
global $path_to_root;
return "<button ". ($enabled ? '':'disabled')
." class=\"navibutton \" type=\"submit\""
." name=\"$name\" id=\"$name\" value=\"$value\">"
.($icon ? set_icon($icon):'')
."<span>$value</span></button>\n";
}