8040威尼斯
function testIE(edition) {
function lowerIE(edition) {
var reg = /MSIE\s+(\d+)/;
var exec = reg.exec(navigator.userAgent);
return exec && exec[1] === String(edition);
}
function IE11() {
var reg = /rv:(\d+)/;
var exec = reg.exec(navigator.userAgent);
return exec && exec[1] === '11';
}
if (edition <= 10) {
return lowerIE(edition);
} else if (edition === 11) {
return IE11();
}
}
if (testIE(10) || testIE(9) || testIE(8) || testIE(7)) {
var el = document.getElementById('ie-tip-wrapper');
el.style.display = 'block';
} 8040威尼斯
