function disableForm() {
	if(!$('uploadform') || !$('uploadbutton')) return
	var form = $('uploadform');
	var button = $('uploadbutton');
	var stat = true;
	new Insertion.Before(form, '<p class="high" id="loadmsg" tabindex="-1" style="display:none;"><img src="/assets/style/gfx-phasingout/ajax-loader.gif" alt="" style="vertical-align:middle;" /> Daten werden verarbeitet...</p>');
	form.observe('submit',function(ev) {
		if(stat) {													 
//		form.disable();	
			var loader = $('loadmsg');
			loader.show();
			if (navigator.appVersion.match(/\bMSIE\b/)) {
				loader.setAttribute('tabIndex','-1');
			} else {
				loader.setAttribute('tabindex','-1');
			}
			loader.focus();
			form.hide();
			stat = false;
		} else {
			ev.stop();
		}
	});
}

Event.observe(window, 'load', function() {
	disableForm();
});