Remove userscript detection

couchpotato/static/scripts/couchpotato.js

@@ -285,23 +285,15 @@ var CouchPotato = new Class({
 
 	createUserscriptButtons: function(){
 
-		var userscript = false;
-		try {
-			if(Components.interfaces.gmIGreasemonkeyService)
-				userscript = true
-		}
-		catch(e){
-			userscript = Browser.chrome === true;
-		}
-
 		var host_url = window.location.protocol + '//' + window.location.host;
 
 		return new Element('div.group_userscript').adopt(
-			(userscript ? [new Element('a.userscript.button', {
+			new Element('a.userscript.button', {
 				'text': 'Install userscript',
 				'href': Api.createUrl('userscript.get')+randomString()+'/couchpotato.user.js',
-				'target': '_self'
-			}), new Element('span.or[text=or]')] : null),
+				'target': '_blank'
+			}),
+			new Element('span.or[text=or]'),
 			new Element('span.bookmarklet').adopt(
 				new Element('a.button.orange', {
 					'text': '+CouchPotato',