2018-08-24

function 
matchesSelector(element, selector) {
    if (element.matchesSelector) {
        console.log("matchesSelector")
        return element.matchesSelector(selector);
    } else if (element.msMatchesSelector) {
        console.log("msMatchesSelector")
        return element.msMatchesSelector(selector);
    } else if (element.mozMatchesSelector) {
        console.log("mozMatchesSelector")
        return element.mozMatchesSelector(selector);
    } else if (element.webkitMatchesSelector) {
        console.log("webkitMatchesSelector")
        return element.webkitMatchesSelector(selector);
    } else {
        console.log("error");
        throw new Error("Not supported.")
    }
}