if(!this.fitwindow && this.max_width !== 0){
var w = Math.min(this.max_width, Roo.lib.Dom.getViewportWidth(true) - 30);
- this.setSize(w, this.height || Roo.lib.Dom.getViewportHeight(true) - 60);
+
// for fix height
if(this.height) {
this.setSize(w, this.height);