    @mixin extjs-resizable {
        .#{$prefix}resizable-handle {
            position: absolute;
            z-index: 100;
            font-size: 1px;
            line-height: 6px;
            overflow: hidden;
            zoom: 1;
            @include opacity(0);
            background-color: #fff;
        }

        // Collapsed Components cannot be resized
        .#{$prefix}collapsed .#{$prefix}resizable-handle {
            display: none;
        }

        .#{$prefix}resizable-handle-east {
            width: 6px;
            height: 100%;

            right: 0;
            top: 0;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-east {
                cursor: e-resize;
            }
        }

        .#{$prefix}resizable-handle-south {
            width: 100%;
            height: 6px;

            left: 0;
            bottom: 0;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-south {
                cursor: s-resize;
            }
        }

        .#{$prefix}resizable-handle-west {
            width: 6px;
            height: 100%;

            left: 0;
            top: 0;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-west {
                cursor: w-resize;
            }
        }

        .#{$prefix}resizable-handle-north {
            width: 100%;
            height: 6px;

            left: 0;
            top: 0;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-north {
                cursor: n-resize;
            }
        }

        .#{$prefix}resizable-handle-southeast {
            width: 6px;
            height: 6px;

            right: 0;
            bottom: 0;

            z-index: 101;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-southeast {
                cursor: se-resize;
            }
        }

        .#{$prefix}resizable-handle-northwest {
            width: 6px;
            height: 6px;

            left: 0;
            top: 0;

            z-index: 101;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-northwest {
                cursor: nw-resize;
            }
        }

        .#{$prefix}resizable-handle-northeast {
            width: 6px;
            height: 6px;

            right: 0;
            top: 0;

            z-index: 101;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-northeast {
                cursor: ne-resize;
            }
        }

        .#{$prefix}resizable-handle-southwest {
            width: 6px;
            height: 6px;

            left: 0;
            bottom: 0;

            z-index: 101;
        }

        .#{$prefix}resizable-over {
            .#{$prefix}resizable-handle-southwest {
                cursor: sw-resize;
            }
        }

        /*IE rounding error*/
        .#{$prefix}ie {
            .#{$prefix}resizable-handle-east {
                margin-right: -1px; /*IE rounding error*/
            }

            .#{$prefix}resizable-handle-south {
                margin-bottom: -1px;
            }
        }

        .#{$prefix}resizable-over .#{$prefix}resizable-handle, .#{$prefix}resizable-pinned .#{$prefix}resizable-handle{
            @include opacity(1);
        }

        .#{$prefix}window .#{$prefix}window-handle {
            @include opacity(0);
        }

        .#{$prefix}window-collapsed .#{$prefix}window-handle {
            display: none;
        }

        .#{$prefix}resizable-proxy {
            border: 1px dashed #3b5a82;
            position: absolute;
            left: 0;
            top: 0;
            overflow: hidden;
            z-index: 50000;
        }

        .#{$prefix}resizable-overlay {
            position: absolute;
            left: 0;
            top: 0;

            width: 100%;
            height: 100%;

            display: none;

            z-index: 200000;

            background-color: #fff;

            @include opacity(0);
        }

        .#{$prefix}resizable-over,
        .#{$prefix}resizable-pinned {
            .#{$prefix}resizable-handle-east,
            .#{$prefix}resizable-handle-west {
                    background-position: left;
                    background-image: theme-background-image($theme-name, 'sizer/e-handle.gif');
            }

            .#{$prefix}resizable-handle-south,
            .#{$prefix}resizable-handle-north {
                background-position: top;
                background-image: theme-background-image($theme-name, 'sizer/s-handle.gif');
            }

            .#{$prefix}resizable-handle-southeast {
                background-position: top left;
                background-image: theme-background-image($theme-name, 'sizer/se-handle.gif');
            }

            .#{$prefix}resizable-handle-northwest {
                background-position: bottom right;
                background-image: theme-background-image($theme-name, 'sizer/nw-handle.gif');
            }

            .#{$prefix}resizable-handle-northeast {
                background-position: bottom left;
                background-image: theme-background-image($theme-name, 'sizer/ne-handle.gif');
            }

            .#{$prefix}resizable-handle-southwest {
                background-position: top right;
                background-image: theme-background-image($theme-name, 'sizer/sw-handle.gif');
            }
        }
    }