Before and after for IE7

ie7-before-after.js

// Appends a div to the passed object(s)
    function appendToObject(obj) {

        if(typeof(obj) === 'object') {

            for(var i = 0; i <= obj.length; i ++) {
                $(obj[i])
                    .append('<div class="after">.</div>');	
            }


        } else {
            $(obj)
                .append('<div class="after">.</div>');
        }
    }

// Prepend a div to the passed object(s)
    function prependToObject(obj) {

        if(typeof(obj) === 'object') {

            for(var i = 0; i <= obj.length; i ++) {
                $(obj[i])
                    .prepend('<div class="before">.</div>');	
            }
        } else {
            $(obj)
                .prepend('<div class="before">.</div>');
        }
    }

// Needed to attach before and after divs in IE7
// Assumes the use if HTML5 Boilerplate
    if($('html').hasClass('lt-ie8')) {

        var prependTo = ['element', 'element'],
            appendTo = ['element', 'element'];

        prependToObject(prependTo);
        appendToObject(appendTo);
    }