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dblclick error focus keydown keypress keyup load mousedown \
mouseenter mouseup mouseleave mousemove mouseover mouseout \
reset resize select submit unload").match(/\w+/g));
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storage: {},
buildCache:function(item){
var key,cache = dom.storage;
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key = "dom-window"
}else if(item.nodeType){
if(!item.uuid){
item.uuid = "dom" + dom.uuid++
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key = item.uuid
}else if(dom.isString(item)){
key = item;
}else{
throw "item must be element node ,window or string"
}
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