Extjs 3.4 生成button,并調用相同的window

/////定義一個方法,用來調用win_mucangjieshou的窗口

var panel_contant= function(id_name){

var aa=Ext.getCmp(id_name).getText();

//alert(aa);

public_gg=aa;

win_mucangjieshou.show();

}

//定義button

function CrateButton(id){

var btn=new Ext.Button({

height:80,

width:458,

id:id,

text:id,

handler:function(){

panel_contant(id);

}

})

return btn;

}