code: function(el, type){
  		if(!el){ return;}
  		
  		var rect = pzpr.util.getRect(el);
  		var _div = document.createElement('div');
  		_div.style.width  = rect.width+'px';
  		_div.style.height = rect.height+'px';
  		el.appendChild(_div);
  		this.canvas = _div;
  		
  		setCanvas_main(this, (type || this.preInitCanvasInfo.type));
  	}
docs: --------------------------------------------------------------------------- owner.setCanvas()  描画キャンバスをセットする ---------------------------------------------------------------------------