var min=8;
var max=22;
function increaseFontSize() {
    var p = document.getElementsByTagName('p','span');
    for(i=0;i<p.length;i++) {
        if(p[i].style.fontSize) {
            var s = parseInt(p[i].style.fontSize.replace("px",""));
        } else {
            var s = 14;
        }
        if(s!=max) {
            s += 1;
        }
        p[i].style.fontSize = s+"px"
    }
}
function decreaseFontSize() {
    var p = document.getElementsByTagName('p','span');
    for(i=0;i<p.length;i++) {
        if(p[i].style.fontSize) {
            var s = parseInt(p[i].style.fontSize.replace("px",""));
        } else {
            var s = 14;
        }
        if(s!=min) {
            s -= 1;
        }
        p[i].style.fontSize = s+"px"
    }
}
var ievs = (/MSIE (\d+\.\d+);/.test(navigator.userAgent));
if (ievs){
    var iev=new Number(RegExp.$1);
    if (iev==6 || iev==7){
        window.location = "browsers.php";
    }
}