addLinkToPhone

by Anton Kolesnikov

JavaScript

window.onload = function(){
    var reg  = /((8|\+7)[\- ]?)?(\(?\d{3,4}\)?[\- ]?)?[\d\- ]{7,10}/gi,
        body = document.getElementsByTagNames('body'),
        text = body[0].innerHTML;
    
    text = text.replace(reg, replacer);
    
    function replacer(match){
        var str = '<a href="tel:' + match + '">' + match + '</a>';
        return str;
    };
    
}();