<style>
body {
    color: #404E67;
    background: #F5F7FA;
    font-family: 'Open Sans', sans-serif;
}
.table-wrapper {
    width: 700px;
    margin: 30px auto;
    background: #fff;
    padding: 20px;	
    box-shadow: 0 1px 1px rgba(0,0,0,.05);
}
.table-title {
    padding-bottom: 10px;
    margin: 0 0 10px;
}
.table-title h2 {
    margin: 6px 0 0;
    font-size: 22px;
}
.table-title .add-new {
    float: right;
    height: 30px;
    font-weight: bold;
    font-size: 12px;
    text-shadow: none;
    min-width: 100px;
    border-radius: 50px;
    line-height: 13px;
}
.table-title .add-new i {
    margin-right: 4px;
}
table.table {
    table-layout: fixed;
}
table.table tr th, table.table tr td {
    border-color: #e9e9e9;
}
table.table th i {
    font-size: 13px;
    margin: 0 5px;
    cursor: pointer;
}
table.table th:last-child {
    width: 100px;
}
table.table td a {
    cursor: pointer;
    display: inline-block;
    margin: 0 5px;
    min-width: 24px;
}    
table.table td a.add {
    color: #27C46B;
}
table.table td a.edit {
    color: #FFC107;
}
table.table td a.delete {
    color: #E34724;
}
table.table td i {
    font-size: 19px;
}
table.table td a.add i {
    font-size: 24px;
    margin-right: -1px;
    position: relative;
    top: 3px;
}    
table.table .form-control {
    height: 32px;
    line-height: 32px;
    box-shadow: none;
    border-radius: 2px;
}
table.table .form-control.error {
    border-color: #f50000;
}
table.table td .add {
    display: none;
}
</style>
<script>
$(document).ready(function(){
	$('[data-toggle="tooltip"]').tooltip();
	var actions = $("table td:last-child").html();
	// Append table with add row form on add new button click
    $(".add-new").click(function(){
		$(this).attr("disabled", "disabled");
		var index = $("table tbody tr:last-child").index();
        var row = '<tr>' +
            '<td><input type="text" class="form-control" name="name" id="name"></td>' +
            '<td><input type="text" class="form-control" name="department" id="department"></td>' +
            '<td><input type="text" class="form-control" name="phone" id="phone"></td>' +
			'<td>' + actions + '</td>' +
        '</tr>';
    	$("table").append(row);		
		$("table tbody tr").eq(index + 1).find(".add, .edit").toggle();
        $('[data-toggle="tooltip"]').tooltip();
    });
	// Add row on add button click
	$(document).on("click", ".add", function(){
		var empty = false;
		var input = $(this).parents("tr").find('input[type="text"]');
        input.each(function(){
			if(!$(this).val()){
				$(this).addClass("error");
				empty = true;
			} else{
                $(this).removeClass("error");
            }
		});
		$(this).parents("tr").find(".error").first().focus();
		if(!empty){
			input.each(function(){
				$(this).parent("td").html($(this).val());
			});			
			$(this).parents("tr").find(".add, .edit").toggle();
			$(".add-new").removeAttr("disabled");
		}		
    });
	// Edit row on edit button click
	$(document).on("click", ".edit", function(){		
        $(this).parents("tr").find("td:not(:last-child)").each(function(){
			$(this).html('<input type="text" class="form-control" value="' + $(this).text() + '">');
		});		
		$(this).parents("tr").find(".add, .edit").toggle();
		$(".add-new").attr("disabled", "disabled");
    });
	// Delete row on delete button click
	$(document).on("click", ".delete", function(){
        $(this).parents("tr").remove();
		$(".add-new").removeAttr("disabled");
    });
});
</script>