$(document).ready(function() {
    $(function() {
        $('#uploadform').click(function(e) {
            e.preventDefault();
            var $this = $(this);
            var horizontalPadding = 30;
            var verticalPadding = 30;
            $('<iframe id="externalSite" class="externalSite" src="http://www.sun-plugged.com/logoupload/form.html"').dialog({
                title: ($this.attr('title')) ? $this.attr('title') : 'Upload a custom logo',
                autoOpen: false,
                width: 800,
                height: 500,
                modal: true,
                resizable: true,
                autoResize: true,
                overlay: {
                    opacity: 0.5,
                    background: "black"
                }
            }).width(800 - horizontalPadding).height(500 - verticalPadding);            
        });
    });
 });