/*
	Copyright (c) 2004-2008, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/


if(!dojo._hasResource["dojo.dnd.common"]){dojo._hasResource["dojo.dnd.common"]=true;dojo.provide("dojo.dnd.common");dojo.dnd._isMac=navigator.appVersion.indexOf("Macintosh")>=0;dojo.dnd._copyKey=dojo.dnd._isMac?"metaKey":"ctrlKey";dojo.dnd.getCopyKeyState=function(e){return e[dojo.dnd._copyKey];};dojo.dnd._uniqueId=0;dojo.dnd.getUniqueId=function(){var id;do{id=dojo._scopeName+"Unique"+(++dojo.dnd._uniqueId);}while(dojo.byId(id));return id;};dojo.dnd._empty={};dojo.dnd.isFormElement=function(e){var t=e.target;if(t.nodeType==3){t=t.parentNode;}return " button textarea input select option ".indexOf(" "+t.tagName.toLowerCase()+" ")>=0;};}