function printPage()
{
    window.print();
}

function changeCss() {

    for(i=0;i<document.styleSheets.length;i++) {
        if (document.styleSheets.item(i).disabled == true) {
            document.styleSheets.item(i).disabled = false;
            document.getElementById("p7WebVersion").innerHTML = "Textová verze";
        } else {
            document.styleSheets.item(i).disabled = true;
            document.getElementById("p7WebVersion").innerHTML = "Grafická verze";
        }
    }

}